[INFO] fetching crate inta 0.1.2...
[INFO] testing inta-0.1.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate inta 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate inta 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebec0ce15be6d7682ccb29fa08005cd3ceae992dbd23df2375c7fff035a001fb
[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" "ebec0ce15be6d7682ccb29fa08005cd3ceae992dbd23df2375c7fff035a001fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebec0ce15be6d7682ccb29fa08005cd3ceae992dbd23df2375c7fff035a001fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebec0ce15be6d7682ccb29fa08005cd3ceae992dbd23df2375c7fff035a001fb", kill_on_drop: false }`
[INFO] [stdout] ebec0ce15be6d7682ccb29fa08005cd3ceae992dbd23df2375c7fff035a001fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b735f62d354a4731d0e121e618a4155dbe0d023aa977b5a24fcf6da6683f70ff
[INFO] running `Command { std: "docker" "start" "-a" "b735f62d354a4731d0e121e618a4155dbe0d023aa977b5a24fcf6da6683f70ff", 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "b735f62d354a4731d0e121e618a4155dbe0d023aa977b5a24fcf6da6683f70ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b735f62d354a4731d0e121e618a4155dbe0d023aa977b5a24fcf6da6683f70ff", kill_on_drop: false }`
[INFO] [stdout] b735f62d354a4731d0e121e618a4155dbe0d023aa977b5a24fcf6da6683f70ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b965341fbae0962385d02718a37ec1b05b0d8c7aa7eba8fc4f3a012cdee039e
[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" "4b965341fbae0962385d02718a37ec1b05b0d8c7aa7eba8fc4f3a012cdee039e", 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 1.38s
[INFO] running `Command { std: "docker" "inspect" "4b965341fbae0962385d02718a37ec1b05b0d8c7aa7eba8fc4f3a012cdee039e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b965341fbae0962385d02718a37ec1b05b0d8c7aa7eba8fc4f3a012cdee039e", kill_on_drop: false }`
[INFO] [stdout] 4b965341fbae0962385d02718a37ec1b05b0d8c7aa7eba8fc4f3a012cdee039e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bff409b6e074ac0e5a09664dbe4c9ef1fa4710a300d59d6981b4daeebfb8ece
[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" "7bff409b6e074ac0e5a09664dbe4c9ef1fa4710a300d59d6981b4daeebfb8ece", 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: `inta` (lib) generated 1 warning
[INFO] [stderr] warning: `inta` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/inta-3fb359f1a8acb19b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests inta
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tests::acos_interval ... ok
[INFO] [stdout] test tests::atan_interval ... ok
[INFO] [stdout] test tests::asin_interval ... ok
[INFO] [stdout] test tests::atanh_interval ... ok
[INFO] [stdout] test tests::e_interval ... ok
[INFO] [stdout] test tests::exp_interval ... ok
[INFO] [stdout] test tests::hull_interval ... ok
[INFO] [stdout] test tests::asinh_interval ... ok
[INFO] [stdout] test tests::sin_interval ... ok
[INFO] [stdout] test tests::div_interval ... ok
[INFO] [stdout] test tests::mul_interval ... ok
[INFO] [stdout] test tests::sub_interval ... ok
[INFO] [stdout] test tests::tanh_interval ... ok
[INFO] [stdout] test tests::add_interval ... ok
[INFO] [stdout] test tests::tan_interval ... ok
[INFO] [stdout] test tests::cosh_interval ... ok
[INFO] [stdout] test tests::cos_interval ... ok
[INFO] [stdout] test tests::acosh_interval ... ok
[INFO] [stdout] test tests::log_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 0.00s
[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" "7bff409b6e074ac0e5a09664dbe4c9ef1fa4710a300d59d6981b4daeebfb8ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bff409b6e074ac0e5a09664dbe4c9ef1fa4710a300d59d6981b4daeebfb8ece", kill_on_drop: false }`
[INFO] [stdout] 7bff409b6e074ac0e5a09664dbe4c9ef1fa4710a300d59d6981b4daeebfb8ece
