[INFO] fetching crate inta 0.1.2...
[INFO] testing inta-0.1.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate inta 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate inta 0.1.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate inta 0.1.2
[INFO] finished tweaking crates.io crate inta 0.1.2
[INFO] tweaked toml for crates.io crate inta 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a1183eed1daf2aff09ba2be906c92181199ff5a1b5b3bab8e035122b4a676cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a1183eed1daf2aff09ba2be906c92181199ff5a1b5b3bab8e035122b4a676cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1183eed1daf2aff09ba2be906c92181199ff5a1b5b3bab8e035122b4a676cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1183eed1daf2aff09ba2be906c92181199ff5a1b5b3bab8e035122b4a676cd", kill_on_drop: false }`
[INFO] [stdout] 2a1183eed1daf2aff09ba2be906c92181199ff5a1b5b3bab8e035122b4a676cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96710bee5021b7c684b311a206be9d76cbe8e00de461034dea964e285e303c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f96710bee5021b7c684b311a206be9d76cbe8e00de461034dea964e285e303c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling inta v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let mut i = f_1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "f96710bee5021b7c684b311a206be9d76cbe8e00de461034dea964e285e303c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96710bee5021b7c684b311a206be9d76cbe8e00de461034dea964e285e303c6", kill_on_drop: false }`
[INFO] [stdout] f96710bee5021b7c684b311a206be9d76cbe8e00de461034dea964e285e303c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1562dc041c69fe444141e650d0c69353afe1faf1106ee65f94c1050f2d035911
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1562dc041c69fe444141e650d0c69353afe1faf1106ee65f94c1050f2d035911", kill_on_drop: false }`
[INFO] [stderr]    Compiling inta v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let mut i = f_1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:243:13
[INFO] [stdout]     |
[INFO] [stdout] 243 |         let mut i = f_1;
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "1562dc041c69fe444141e650d0c69353afe1faf1106ee65f94c1050f2d035911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1562dc041c69fe444141e650d0c69353afe1faf1106ee65f94c1050f2d035911", kill_on_drop: false }`
[INFO] [stdout] 1562dc041c69fe444141e650d0c69353afe1faf1106ee65f94c1050f2d035911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52bfdfa51f0da3a48324111f9b53b1c4ac0ba9ad56cfdb9e392b44b1cdbc190e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52bfdfa51f0da3a48324111f9b53b1c4ac0ba9ad56cfdb9e392b44b1cdbc190e", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:243:13
[INFO] [stderr]     |
[INFO] [stderr] 243 |         let mut i = f_1;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:243:13
[INFO] [stderr]     |
[INFO] [stderr] 243 |         let mut i = f_1;
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/inta-6018efb4e26d1cde)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::asinh_interval ... ok
[INFO] [stdout] test tests::asin_interval ... ok
[INFO] [stdout] test tests::div_interval ... ok
[INFO] [stdout] test tests::e_interval ... ok
[INFO] [stdout] test tests::mul_interval ... ok
[INFO] [stdout] test tests::cosh_interval ... ok
[INFO] [stdout] test tests::sin_interval ... ok
[INFO] [stdout] test tests::exp_interval ... ok
[INFO] [stdout] test tests::sub_interval ... ok
[INFO] [stdout] test tests::acos_interval ... ok
[INFO] [stdout] test tests::tan_interval ... ok
[INFO] [stdout] test tests::tanh_interval ... ok
[INFO] [stdout] test tests::acosh_interval ... ok
[INFO] [stderr]    Doc-tests inta
[INFO] [stdout] test tests::atan_interval ... ok
[INFO] [stdout] test tests::add_interval ... ok
[INFO] [stdout] test tests::log_interval ... ok
[INFO] [stdout] test tests::atanh_interval ... ok
[INFO] [stdout] test tests::hull_interval ... ok
[INFO] [stdout] test tests::cos_interval ... ok
[INFO] [stdout] test tests::sinh_interval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "52bfdfa51f0da3a48324111f9b53b1c4ac0ba9ad56cfdb9e392b44b1cdbc190e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52bfdfa51f0da3a48324111f9b53b1c4ac0ba9ad56cfdb9e392b44b1cdbc190e", kill_on_drop: false }`
[INFO] [stdout] 52bfdfa51f0da3a48324111f9b53b1c4ac0ba9ad56cfdb9e392b44b1cdbc190e
