[INFO] fetching crate log_err 1.1.1...
[INFO] testing log_err-1.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate log_err 1.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate log_err 1.1.1 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 log_err 1.1.1
[INFO] finished tweaking crates.io crate log_err 1.1.1
[INFO] tweaked toml for crates.io crate log_err 1.1.1 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 404e2dad3c7d1976465efc8a157876556b0c23ad6dae75d1b2a809907590a74a
[INFO] running `Command { std: "docker" "start" "-a" "404e2dad3c7d1976465efc8a157876556b0c23ad6dae75d1b2a809907590a74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "404e2dad3c7d1976465efc8a157876556b0c23ad6dae75d1b2a809907590a74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "404e2dad3c7d1976465efc8a157876556b0c23ad6dae75d1b2a809907590a74a", kill_on_drop: false }`
[INFO] [stdout] 404e2dad3c7d1976465efc8a157876556b0c23ad6dae75d1b2a809907590a74a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 19ec67897724d497c79bd63f6770786a088bc395f60a83ffeb6cbd3f42583b72
[INFO] running `Command { std: "docker" "start" "-a" "19ec67897724d497c79bd63f6770786a088bc395f60a83ffeb6cbd3f42583b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling log_err v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "19ec67897724d497c79bd63f6770786a088bc395f60a83ffeb6cbd3f42583b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ec67897724d497c79bd63f6770786a088bc395f60a83ffeb6cbd3f42583b72", kill_on_drop: false }`
[INFO] [stdout] 19ec67897724d497c79bd63f6770786a088bc395f60a83ffeb6cbd3f42583b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 431f03626d68aeaad78e83ecbcad0f905c63eb2703e910163479cb403308fa42
[INFO] running `Command { std: "docker" "start" "-a" "431f03626d68aeaad78e83ecbcad0f905c63eb2703e910163479cb403308fa42", kill_on_drop: false }`
[INFO] [stderr]    Compiling simplelog v0.10.0
[INFO] [stderr]    Compiling log_err v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "431f03626d68aeaad78e83ecbcad0f905c63eb2703e910163479cb403308fa42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "431f03626d68aeaad78e83ecbcad0f905c63eb2703e910163479cb403308fa42", kill_on_drop: false }`
[INFO] [stdout] 431f03626d68aeaad78e83ecbcad0f905c63eb2703e910163479cb403308fa42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 70ff21247959f40b7630eb1b0eef5bd9784fa055b3fb10a6e7c0697d279110d3
[INFO] running `Command { std: "docker" "start" "-a" "70ff21247959f40b7630eb1b0eef5bd9784fa055b3fb10a6e7c0697d279110d3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/log_err-b967c843865cf3a0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr] 06:15:54 [ERROR] A wild error SHOULD appear
[INFO] [stderr] 06:15:54 [ERROR] called `Result::unwrap()` on an `Err` value: "a wild error has appeared!"
[INFO] [stderr] 06:15:54 [ERROR] called `Option::unwrap()` on a `None` value
[INFO] [stdout] test test::test_option_log_expect - should panic ... ok
[INFO] [stdout] test test::test_log_unwrap - should panic ... ok
[INFO] [stdout] test test::test_option_log_unwrap - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests log_err
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70ff21247959f40b7630eb1b0eef5bd9784fa055b3fb10a6e7c0697d279110d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ff21247959f40b7630eb1b0eef5bd9784fa055b3fb10a6e7c0697d279110d3", kill_on_drop: false }`
[INFO] [stdout] 70ff21247959f40b7630eb1b0eef5bd9784fa055b3fb10a6e7c0697d279110d3
