[INFO] fetching crate c5store 0.4.12... [INFO] checking c5store-0.4.12 against master#2b112efcccf831c0e0fbaa6470047c7067f12801 for pr-150727-1 [INFO] extracting crate c5store 0.4.12 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate c5store 0.4.12 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate c5store 0.4.12 [INFO] tweaked toml for crates.io crate c5store 0.4.12 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate c5store 0.4.12 on toolchain 2b112efcccf831c0e0fbaa6470047c7067f12801 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate c5store 0.4.12 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" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... 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"create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ef944c634b53b644839e2b77f268031f2be1e6b4008d950de7fa4ec70156be6 [INFO] running `Command { std: "docker" "start" "-a" "1ef944c634b53b644839e2b77f268031f2be1e6b4008d950de7fa4ec70156be6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ef944c634b53b644839e2b77f268031f2be1e6b4008d950de7fa4ec70156be6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ef944c634b53b644839e2b77f268031f2be1e6b4008d950de7fa4ec70156be6", kill_on_drop: false }` [INFO] [stdout] 1ef944c634b53b644839e2b77f268031f2be1e6b4008d950de7fa4ec70156be6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4628026d1e1cd9b716647e8625dd67f71aaf1be2626aa594a6bff1ca57dcddac [INFO] running `Command { std: "docker" "start" "-a" "4628026d1e1cd9b716647e8625dd67f71aaf1be2626aa594a6bff1ca57dcddac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling version_check v0.9.5 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xs_x25519-dalek v2.0.2 [INFO] [stderr] Checking asn1-rs v0.5.2 [INFO] [stderr] Checking der-parser v8.2.0 [INFO] [stderr] Checking curve25519-parser v0.4.0 [INFO] [stderr] Checking multimap v0.10.1 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking ecies_25519 v0.2.3 [INFO] [stderr] Checking serde_test v1.0.177 [INFO] [stderr] Checking c5store v0.4.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused macro definition: `deserialize_primitive_direct` [INFO] [stdout] --> src/c5_serde.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | macro_rules! deserialize_primitive_direct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ffi::OsStr` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use std::ffi::OsStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `deserialize_primitive_direct` [INFO] [stdout] --> src/c5_serde.rs:32:16 [INFO] [stdout] | [INFO] [stdout] 32 | macro_rules! deserialize_primitive_direct { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ffi::OsStr` [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | use std::ffi::OsStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Deserialize` [INFO] [stdout] --> src/c5_serde.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::Deserialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_data` is never used [INFO] [stdout] --> src/internal.rs:100:10 [INFO] [stdout] | [INFO] [stdout] 46 | impl C5DataStore { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn set_data(&self, key: &str, value: C5DataValue) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_bytes` is never used [INFO] [stdout] --> src/value.rs:220:17 [INFO] [stdout] | [INFO] [stdout] 202 | impl C5DataValue { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 220 | pub(crate) fn as_bytes(&self) -> Option> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `c5_value_to_serde_json` is never used [INFO] [stdout] --> src/value.rs:566:15 [INFO] [stdout] | [INFO] [stdout] 566 | pub(crate) fn c5_value_to_serde_json( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:162:15 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn keys(&self) -> Keys> { [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] 162 | pub fn keys(&self) -> Keys<'_, K, HashSet> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:168:15 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn iter(&self) -> Iter> { [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] 168 | pub fn iter(&self) -> Iter<'_, K, HashSet> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:174:19 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter_mut(&mut self) -> IterMut> { [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] 174 | pub fn iter_mut(&mut self) -> IterMut<'_, K, HashSet> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/internal.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn get_data_ref(&self, key: &str) -> Option { [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] 79 | pub fn get_data_ref(&self, key: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Deserialize` [INFO] [stdout] --> src/c5_serde.rs:3:7 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::Deserialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_data` is never used [INFO] [stdout] --> src/internal.rs:100:10 [INFO] [stdout] | [INFO] [stdout] 46 | impl C5DataStore { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn set_data(&self, key: &str, value: C5DataValue) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `as_bytes` is never used [INFO] [stdout] --> src/value.rs:220:17 [INFO] [stdout] | [INFO] [stdout] 202 | impl C5DataValue { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 220 | pub(crate) fn as_bytes(&self) -> Option> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `c5_value_to_serde_json` is never used [INFO] [stdout] --> src/value.rs:566:15 [INFO] [stdout] | [INFO] [stdout] 566 | pub(crate) fn c5_value_to_serde_json( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:162:15 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn keys(&self) -> Keys> { [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] 162 | pub fn keys(&self) -> Keys<'_, K, HashSet> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:168:15 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn iter(&self) -> Iter> { [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] 168 | pub fn iter(&self) -> Iter<'_, K, HashSet> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:174:19 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter_mut(&mut self) -> IterMut> { [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] 174 | pub fn iter_mut(&mut self) -> IterMut<'_, K, HashSet> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/internal.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn get_data_ref(&self, key: &str) -> Option { [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] 79 | pub fn get_data_ref(&self, key: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.33s [INFO] running `Command { std: "docker" "inspect" "4628026d1e1cd9b716647e8625dd67f71aaf1be2626aa594a6bff1ca57dcddac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4628026d1e1cd9b716647e8625dd67f71aaf1be2626aa594a6bff1ca57dcddac", kill_on_drop: false }` [INFO] [stdout] 4628026d1e1cd9b716647e8625dd67f71aaf1be2626aa594a6bff1ca57dcddac