[INFO] fetching crate mhlog 3.0.1...
[INFO] testing mhlog-3.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mhlog 3.0.1 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate mhlog 3.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mhlog 3.0.1
[INFO] finished tweaking crates.io crate mhlog 3.0.1
[INFO] tweaked toml for crates.io crate mhlog 3.0.1 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate crates.io crate mhlog 3.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 664376e394cdf33b4ae122e1b0d8e54391968a10ee620a5526ebdcfe89d286bb
[INFO] running `Command { std: "docker" "start" "-a" "664376e394cdf33b4ae122e1b0d8e54391968a10ee620a5526ebdcfe89d286bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "664376e394cdf33b4ae122e1b0d8e54391968a10ee620a5526ebdcfe89d286bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664376e394cdf33b4ae122e1b0d8e54391968a10ee620a5526ebdcfe89d286bb", kill_on_drop: false }`
[INFO] [stdout] 664376e394cdf33b4ae122e1b0d8e54391968a10ee620a5526ebdcfe89d286bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76db60de7456ba00c5aa6f80a397de70b103dc92b919a69eb8d11e0fe5a4741d
[INFO] running `Command { std: "docker" "start" "-a" "76db60de7456ba00c5aa6f80a397de70b103dc92b919a69eb8d11e0fe5a4741d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mhlog v3.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "76db60de7456ba00c5aa6f80a397de70b103dc92b919a69eb8d11e0fe5a4741d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76db60de7456ba00c5aa6f80a397de70b103dc92b919a69eb8d11e0fe5a4741d", kill_on_drop: false }`
[INFO] [stdout] 76db60de7456ba00c5aa6f80a397de70b103dc92b919a69eb8d11e0fe5a4741d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bb4206166833ec57d35f20e3dc7d987eec0f472ab30ded20e94e29637d5b4c1
[INFO] running `Command { std: "docker" "start" "-a" "9bb4206166833ec57d35f20e3dc7d987eec0f472ab30ded20e94e29637d5b4c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling mhlog v3.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.27s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mhlog-69e360d64bc284f1)
[INFO] running `Command { std: "docker" "inspect" "9bb4206166833ec57d35f20e3dc7d987eec0f472ab30ded20e94e29637d5b4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb4206166833ec57d35f20e3dc7d987eec0f472ab30ded20e94e29637d5b4c1", kill_on_drop: false }`
[INFO] [stdout] 9bb4206166833ec57d35f20e3dc7d987eec0f472ab30ded20e94e29637d5b4c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 541075eea7847e693fb8265f79501350445ea899a3a345e6e5394881789dedca
[INFO] running `Command { std: "docker" "start" "-a" "541075eea7847e693fb8265f79501350445ea899a3a345e6e5394881789dedca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mhlog-69e360d64bc284f1)
[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] [stderr]    Doc-tests mhlog
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 43) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 32) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 43) stdout ----
[INFO] [stdout] error: expected one of `;` or `as`, found keyword `extern`
[INFO] [stdout]  --> src/lib.rs:43:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate mhlog
[INFO] [stdout]   |                   - expected one of `;` or `as`
[INFO] [stdout] 3 | extern crate r#mhlog;
[INFO] [stdout]   | ^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 32) stdout ----
[INFO] [stdout] error: expected one of `;` or `as`, found keyword `extern`
[INFO] [stdout]  --> src/lib.rs:32:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate mhlog
[INFO] [stdout]   |                   - expected one of `;` or `as`
[INFO] [stdout] 3 | extern crate r#mhlog;
[INFO] [stdout]   | ^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 32)
[INFO] [stdout]     src/lib.rs - (line 43)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "541075eea7847e693fb8265f79501350445ea899a3a345e6e5394881789dedca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "541075eea7847e693fb8265f79501350445ea899a3a345e6e5394881789dedca", kill_on_drop: false }`
[INFO] [stdout] 541075eea7847e693fb8265f79501350445ea899a3a345e6e5394881789dedca