[INFO] fetching crate torcher 0.1.0...
[INFO] testing torcher-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate torcher 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate torcher 0.1.0
[INFO] finished tweaking crates.io crate torcher 0.1.0
[INFO] tweaked toml for crates.io crate torcher 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate torcher 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate torcher 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb01ef39279942d8ee95620da592aeee8e4b9ee946e1cb7c1c73ba52f54fe6a
[INFO] running `Command { std: "docker" "start" "-a" "7eb01ef39279942d8ee95620da592aeee8e4b9ee946e1cb7c1c73ba52f54fe6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb01ef39279942d8ee95620da592aeee8e4b9ee946e1cb7c1c73ba52f54fe6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb01ef39279942d8ee95620da592aeee8e4b9ee946e1cb7c1c73ba52f54fe6a", kill_on_drop: false }`
[INFO] [stdout] 7eb01ef39279942d8ee95620da592aeee8e4b9ee946e1cb7c1c73ba52f54fe6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d09e941daf468036ca10008f9c3bff16b83906dce7b2b8c9f84fa641a63c6f90
[INFO] running `Command { std: "docker" "start" "-a" "d09e941daf468036ca10008f9c3bff16b83906dce7b2b8c9f84fa641a63c6f90", kill_on_drop: false }`
[INFO] [stderr]    Compiling torcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `FAMILY` is never used
[INFO] [stdout]    --> src/net.rs:168:11
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl Ip {
[INFO] [stdout]     | ------- associated constant in this implementation
[INFO] [stdout] 168 |     const FAMILY: Family = Family::ALL;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOGGING_ENABLED` is never used
[INFO] [stdout]   --> src/net/v6.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const LOGGING_ENABLED: bool = true;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/net/v6.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | impl Range {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 216 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/macros.rs:2213:25
[INFO] [stdout]      |
[INFO] [stdout] 2213 |             pub fn iter(&self) -> Iter<$U> {
[INFO] [stdout]      |                         ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                         |
[INFO] [stdout]      |                         the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/net/v4.rs:637:1
[INFO] [stdout]      |
[INFO] [stdout]  637 | impl_into_iter!(NetSet, Net);
[INFO] [stdout]      | ---------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `impl_into_iter` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2213 |             pub fn iter(&self) -> Iter<'_, $U> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/macros.rs:2216:29
[INFO] [stdout]      |
[INFO] [stdout] 2216 |             pub fn iter_mut(&mut self) -> IterMut<$U> {
[INFO] [stdout]      |                             ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/net/v4.rs:637:1
[INFO] [stdout]      |
[INFO] [stdout]  637 | impl_into_iter!(NetSet, Net);
[INFO] [stdout]      | ---------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: this warning originates in the macro `impl_into_iter` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2216 |             pub fn iter_mut(&mut self) -> IterMut<'_, $U> {
[INFO] [stdout]      |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "d09e941daf468036ca10008f9c3bff16b83906dce7b2b8c9f84fa641a63c6f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d09e941daf468036ca10008f9c3bff16b83906dce7b2b8c9f84fa641a63c6f90", kill_on_drop: false }`
[INFO] [stdout] d09e941daf468036ca10008f9c3bff16b83906dce7b2b8c9f84fa641a63c6f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 839662f6ff47038eba7c58573909d851262797994976721a5493a88896982f58
[INFO] running `Command { std: "docker" "start" "-a" "839662f6ff47038eba7c58573909d851262797994976721a5493a88896982f58", kill_on_drop: false }`
[INFO] [stderr]    Compiling torcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `FAMILY` is never used
[INFO] [stdout]    --> src/net.rs:168:11
[INFO] [stdout]     |
[INFO] [stdout] 167 | impl Ip {
[INFO] [stdout]     | ------- associated constant in this implementation
[INFO] [stdout] 168 |     const FAMILY: Family = Family::ALL;
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOGGING_ENABLED` is never used
[INFO] [stdout]   --> src/net/v6.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const LOGGING_ENABLED: bool = true;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/net/v6.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 215 | impl Range {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] 216 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/macros.rs:2213:25
[INFO] [stdout]      |
[INFO] [stdout] 2213 |             pub fn iter(&self) -> Iter<$U> {
[INFO] [stdout]      |                         ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                         |
[INFO] [stdout]      |                         the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/net/v4.rs:637:1
[INFO] [stdout]      |
[INFO] [stdout]  637 | impl_into_iter!(NetSet, Net);
[INFO] [stdout]      | ---------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `impl_into_iter` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2213 |             pub fn iter(&self) -> Iter<'_, $U> {
[INFO] [stdout]      |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/macros.rs:2216:29
[INFO] [stdout]      |
[INFO] [stdout] 2216 |             pub fn iter_mut(&mut self) -> IterMut<$U> {
[INFO] [stdout]      |                             ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                             |
[INFO] [stdout]      |                             the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/net/v4.rs:637:1
[INFO] [stdout]      |
[INFO] [stdout]  637 | impl_into_iter!(NetSet, Net);
[INFO] [stdout]      | ---------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: this warning originates in the macro `impl_into_iter` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 2216 |             pub fn iter_mut(&mut self) -> IterMut<'_, $U> {
[INFO] [stdout]      |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "839662f6ff47038eba7c58573909d851262797994976721a5493a88896982f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839662f6ff47038eba7c58573909d851262797994976721a5493a88896982f58", kill_on_drop: false }`
[INFO] [stdout] 839662f6ff47038eba7c58573909d851262797994976721a5493a88896982f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 14f08fb94cd1f3f424a570439f231e21ca11e81c9cc1c4f1615048e8b3bc4d70
[INFO] running `Command { std: "docker" "start" "-a" "14f08fb94cd1f3f424a570439f231e21ca11e81c9cc1c4f1615048e8b3bc4d70", kill_on_drop: false }`
[INFO] [stderr] warning: associated constant `FAMILY` is never used
[INFO] [stderr]    --> src/net.rs:168:11
[INFO] [stderr]     |
[INFO] [stderr] 167 | impl Ip {
[INFO] [stderr]     | ------- associated constant in this implementation
[INFO] [stderr] 168 |     const FAMILY: Family = Family::ALL;
[INFO] [stderr]     |           ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `LOGGING_ENABLED` is never used
[INFO] [stderr]   --> src/net/v6.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const LOGGING_ENABLED: bool = true;
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]    --> src/net/v6.rs:216:12
[INFO] [stderr]     |
[INFO] [stderr] 215 | impl Range {
[INFO] [stderr]     | ---------- associated function in this implementation
[INFO] [stderr] 216 |     pub fn new() -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/macros.rs:2213:25
[INFO] [stderr]      |
[INFO] [stderr] 2213 |             pub fn iter(&self) -> Iter<$U> {
[INFO] [stderr]      |                         ^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                         |
[INFO] [stderr]      |                         the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/net/v4.rs:637:1
[INFO] [stderr]      |
[INFO] [stderr]  637 | impl_into_iter!(NetSet, Net);
[INFO] [stderr]      | ---------------------------- in this macro invocation
[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]      = note: this warning originates in the macro `impl_into_iter` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 2213 |             pub fn iter(&self) -> Iter<'_, $U> {
[INFO] [stderr]      |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/macros.rs:2216:29
[INFO] [stderr]      |
[INFO] [stderr] 2216 |             pub fn iter_mut(&mut self) -> IterMut<$U> {
[INFO] [stderr]      |                             ^^^^^^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                             |
[INFO] [stderr]      |                             the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/net/v4.rs:637:1
[INFO] [stderr]      |
[INFO] [stderr]  637 | impl_into_iter!(NetSet, Net);
[INFO] [stderr]      | ---------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]      = note: this warning originates in the macro `impl_into_iter` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 2216 |             pub fn iter_mut(&mut self) -> IterMut<'_, $U> {
[INFO] [stderr]      |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `torcher` (bin "torcher" test) generated 5 warnings (run `cargo fix --bin "torcher" -p torcher --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/torcher-672f3ffabd057864)
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "14f08fb94cd1f3f424a570439f231e21ca11e81c9cc1c4f1615048e8b3bc4d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14f08fb94cd1f3f424a570439f231e21ca11e81c9cc1c4f1615048e8b3bc4d70", kill_on_drop: false }`
[INFO] [stdout] 14f08fb94cd1f3f424a570439f231e21ca11e81c9cc1c4f1615048e8b3bc4d70