[INFO] fetching crate icbiadb 0.3.7...
[INFO] testing icbiadb-0.3.7 against 1.94.0 for beta-1.95-1
[INFO] extracting crate icbiadb 0.3.7 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate icbiadb 0.3.7
[INFO] finished tweaking crates.io crate icbiadb 0.3.7
[INFO] tweaked toml for crates.io crate icbiadb 0.3.7 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate icbiadb 0.3.7 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate icbiadb 0.3.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded serde_derive v1.0.126
[INFO] [stderr]   Downloaded serde v1.0.126
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded libc v0.2.97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0f7430375576fcdc5a0ba4324f1944259a3b7c19cb89a19518499c4a0ede3e5
[INFO] running `Command { std: "docker" "start" "-a" "b0f7430375576fcdc5a0ba4324f1944259a3b7c19cb89a19518499c4a0ede3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0f7430375576fcdc5a0ba4324f1944259a3b7c19cb89a19518499c4a0ede3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f7430375576fcdc5a0ba4324f1944259a3b7c19cb89a19518499c4a0ede3e5", kill_on_drop: false }`
[INFO] [stdout] b0f7430375576fcdc5a0ba4324f1944259a3b7c19cb89a19518499c4a0ede3e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cca169700bbab256528dc6888606deb34f8d800940eb6f4f3fd162d97db2544
[INFO] running `Command { std: "docker" "start" "-a" "9cca169700bbab256528dc6888606deb34f8d800940eb6f4f3fd162d97db2544", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling icbiadb v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `ICBIA_STAMP` is never used
[INFO] [stdout]   --> src/byte_size.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const ICBIA_STAMP: usize = 5;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/kv/mod.rs:364:37
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple> {
[INFO] [stdout]     |                                     ^^^^^^^^^                    ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/kv/mod.rs:373:35
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr {
[INFO] [stdout]     |                                   ^^^^^^^^^             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/table/mod.rs:198:33
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder {
[INFO] [stdout]     |                                 ^^^^^              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bvstr.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bvstring.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/byteslice.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bytevec.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 15.23s
[INFO] running `Command { std: "docker" "inspect" "9cca169700bbab256528dc6888606deb34f8d800940eb6f4f3fd162d97db2544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cca169700bbab256528dc6888606deb34f8d800940eb6f4f3fd162d97db2544", kill_on_drop: false }`
[INFO] [stdout] 9cca169700bbab256528dc6888606deb34f8d800940eb6f4f3fd162d97db2544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e04b71fc92e66e1bb9ccc079fbc60e69eaff17e300ad931e76c251fad4417f84
[INFO] running `Command { std: "docker" "start" "-a" "e04b71fc92e66e1bb9ccc079fbc60e69eaff17e300ad931e76c251fad4417f84", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stdout] warning: constant `ICBIA_STAMP` is never used
[INFO] [stdout]   --> src/byte_size.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const ICBIA_STAMP: usize = 5;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/kv/mod.rs:364:37
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple> {
[INFO] [stdout]     |                                     ^^^^^^^^^                    ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/kv/mod.rs:373:35
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr {
[INFO] [stdout]     |                                   ^^^^^^^^^             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/table/mod.rs:198:33
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder {
[INFO] [stdout]     |                                 ^^^^^              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bvstr.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bvstring.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/byteslice.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bytevec.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling icbiadb v0.3.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/declare.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     db.insert_row("articles", my_record);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let _ = db.insert_row("articles", my_record);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/declare.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     db.insert_many("articles", my_records);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let _ = db.insert_many("articles", my_records);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ICBIA_STAMP` is never used
[INFO] [stdout]   --> src/byte_size.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub const ICBIA_STAMP: usize = 5;
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/kv/mod.rs:364:37
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple> {
[INFO] [stdout]     |                                     ^^^^^^^^^                    ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/kv/mod.rs:373:35
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr {
[INFO] [stdout]     |                                   ^^^^^^^^^             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr<'_> {
[INFO] [stdout]     |                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/database/table/mod.rs:198:33
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder {
[INFO] [stdout]     |                                 ^^^^^              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder<'_> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bvstr.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bvstring.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/byteslice.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/types/bv/bytevec.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 21.97s
[INFO] running `Command { std: "docker" "inspect" "e04b71fc92e66e1bb9ccc079fbc60e69eaff17e300ad931e76c251fad4417f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04b71fc92e66e1bb9ccc079fbc60e69eaff17e300ad931e76c251fad4417f84", kill_on_drop: false }`
[INFO] [stdout] e04b71fc92e66e1bb9ccc079fbc60e69eaff17e300ad931e76c251fad4417f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d265e2fec646dbcb5f27b638ca0fd94d97648477853da7fa1ed2deced50e7eb2
[INFO] running `Command { std: "docker" "start" "-a" "d265e2fec646dbcb5f27b638ca0fd94d97648477853da7fa1ed2deced50e7eb2", kill_on_drop: false }`
[INFO] [stderr] warning: constant `ICBIA_STAMP` is never used
[INFO] [stderr]   --> src/byte_size.rs:11:15
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub const ICBIA_STAMP: usize = 5;
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/database/kv/mod.rs:364:37
[INFO] [stderr]     |
[INFO] [stderr] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple> {
[INFO] [stderr]     |                                     ^^^^^^^^^                    ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                     |
[INFO] [stderr]     |                                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 364 |     pub fn get_tuple<S: AsRef<str>>(&mut self, key: S) -> Option<BvTuple<'_>> {
[INFO] [stderr]     |                                                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/database/kv/mod.rs:373:35
[INFO] [stderr]     |
[INFO] [stderr] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr {
[INFO] [stderr]     |                                   ^^^^^^^^^             ^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 373 |     pub fn get_str<S: AsRef<str>>(&mut self, key: S) -> BvStr<'_> {
[INFO] [stderr]     |                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/database/table/mod.rs:198:33
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder {
[INFO] [stderr]     |                                 ^^^^^              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                 |
[INFO] [stderr]     |                                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn query<S: AsRef<str>>(&self, name: S) -> QueryBuilder<'_> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/bv/bvstr.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/bv/bvstring.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/bv/byteslice.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 32 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/types/bv/bytevec.rs:41:17
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn iter(&self) -> std::slice::Iter<u8> {
[INFO] [stderr]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn iter(&self) -> std::slice::Iter<'_, u8> {
[INFO] [stderr]    |                                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: `icbiadb` (lib) generated 8 warnings (run `cargo fix --lib -p icbiadb` to apply 7 suggestions)
[INFO] [stderr] warning: `icbiadb` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/declare.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     db.insert_row("articles", my_record);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let _ = db.insert_row("articles", my_record);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/declare.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     db.insert_many("articles", my_records);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let _ = db.insert_many("articles", my_records);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `icbiadb` (example "declare") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/icbiadb-d54253428b399dc8)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests icbiadb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (82) panicked at src/lib.rs:7:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60aac80046d2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60aac80046d2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60aac80046d2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x60aac80046d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x60aac8013a4a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x60aac8013a4a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x60aac7fe2fa6 - std::io::default_write_fmt::hd49a3027caaa0994
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60aac7fe2fa6 - std::io::Write::write_fmt::h6f0185aecf0ed75f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x60aac7fea1c6 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x60aac7fea1c6 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x60aac7fea026 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x60aac7fea40b - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x60aac7fea288 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x60aac7fe8849 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x60aac7fd7f3d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x60aac8016aac - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x60aac8016422 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x60aac7fc0ad1 - rust_out::main::_doctest_main_src_lib_rs_20_0::h68cb9d39354cdab8
[INFO] [stdout]   18:     0x60aac7fc0a36 - rust_out::main::h1d5d9cc717612345
[INFO] [stdout]   19:     0x60aac7fbbf93 - core::ops::function::FnOnce::call_once::he8fbd57a2bdb8de4
[INFO] [stdout]   20:     0x60aac7fbbbb6 - std::sys::backtrace::__rust_begin_short_backtrace::h3d7d4fbbe21d8c6a
[INFO] [stdout]   21:     0x60aac7fbbb19 - std::rt::lang_start::{{closure}}::he8b303f9f75577a3
[INFO] [stdout]   22:     0x60aac7fe41e6 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6cf6e1b4b1f98539
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x60aac7fe41e6 - std::panicking::catch_unwind::do_call::h174840425564edbd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x60aac7fe41e6 - std::panicking::catch_unwind::had0fde8b5d7282ba
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x60aac7fe41e6 - std::panic::catch_unwind::hdb1c6876cc6d1988
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x60aac7fe41e6 - std::rt::lang_start_internal::{{closure}}::h9a3342d69e945811
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x60aac7fe41e6 - std::panicking::catch_unwind::do_call::haba617e1655662f0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x60aac7fe41e6 - std::panicking::catch_unwind::hdcb3b0cdc4ef023b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x60aac7fe41e6 - std::panic::catch_unwind::hd7496902866db161
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x60aac7fe41e6 - std::rt::lang_start_internal::h9f282d832ae47dd5
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x60aac7fbbb01 - std::rt::lang_start::h0508fb788dac5655
[INFO] [stdout]   32:     0x60aac7fc6ab5 - main
[INFO] [stdout]   33:     0x7f05ba0731ca - <unknown>
[INFO] [stdout]   34:     0x7f05ba07328b - __libc_start_main
[INFO] [stdout]   35:     0x60aac7fba895 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (83) panicked at src/lib.rs:7:60:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a122170c262 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a122170c262 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a122170c262 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a122170c262 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a122171b1ba - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a122171b1ba - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5a12216eaae6 - std::io::default_write_fmt::hd49a3027caaa0994
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5a12216eaae6 - std::io::Write::write_fmt::h6f0185aecf0ed75f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5a12216f1d06 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a12216f1d06 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5a12216f1b66 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5a12216f1f4b - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5a12216f1dc8 - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5a12216f0389 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5a12216dfa7d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5a122171e1dc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5a122171db52 - core::result::unwrap_failed::hf2d1f30a3ac850fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x5a12216d7647 - rust_out::main::_doctest_main_src_lib_rs_9_0::h865b262c22023bd8
[INFO] [stdout]   18:     0x5a12216d75c6 - rust_out::main::h1d5d9cc717612345
[INFO] [stdout]   19:     0x5a12216d2f33 - core::ops::function::FnOnce::call_once::he8fbd57a2bdb8de4
[INFO] [stdout]   20:     0x5a12216d2d96 - std::sys::backtrace::__rust_begin_short_backtrace::h3d7d4fbbe21d8c6a
[INFO] [stdout]   21:     0x5a12216d2d09 - std::rt::lang_start::{{closure}}::he8b303f9f75577a3
[INFO] [stdout]   22:     0x5a12216ebd26 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6cf6e1b4b1f98539
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x5a12216ebd26 - std::panicking::catch_unwind::do_call::h174840425564edbd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   24:     0x5a12216ebd26 - std::panicking::catch_unwind::had0fde8b5d7282ba
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x5a12216ebd26 - std::panic::catch_unwind::hdb1c6876cc6d1988
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5a12216ebd26 - std::rt::lang_start_internal::{{closure}}::h9a3342d69e945811
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5a12216ebd26 - std::panicking::catch_unwind::do_call::haba617e1655662f0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5a12216ebd26 - std::panicking::catch_unwind::hdcb3b0cdc4ef023b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5a12216ebd26 - std::panic::catch_unwind::hd7496902866db161
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5a12216ebd26 - std::rt::lang_start_internal::h9f282d832ae47dd5
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5a12216d2cf1 - std::rt::lang_start::h0508fb788dac5655
[INFO] [stdout]   32:     0x5a12216d7845 - main
[INFO] [stdout]   33:     0x7bc2bd3591ca - <unknown>
[INFO] [stdout]   34:     0x7bc2bd35928b - __libc_start_main
[INFO] [stdout]   35:     0x5a12216d2495 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d265e2fec646dbcb5f27b638ca0fd94d97648477853da7fa1ed2deced50e7eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d265e2fec646dbcb5f27b638ca0fd94d97648477853da7fa1ed2deced50e7eb2", kill_on_drop: false }`
[INFO] [stdout] d265e2fec646dbcb5f27b638ca0fd94d97648477853da7fa1ed2deced50e7eb2
