[INFO] fetching crate jem 0.0.1...
[INFO] testing jem-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate jem 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate jem 0.0.1 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 jem 0.0.1
[INFO] finished tweaking crates.io crate jem 0.0.1
[INFO] tweaked toml for crates.io crate jem 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] a0988727c3130e91bf675c03d584c24cabc888729d9352eca5ca0e0b4af0f27d
[INFO] running `Command { std: "docker" "start" "-a" "a0988727c3130e91bf675c03d584c24cabc888729d9352eca5ca0e0b4af0f27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0988727c3130e91bf675c03d584c24cabc888729d9352eca5ca0e0b4af0f27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0988727c3130e91bf675c03d584c24cabc888729d9352eca5ca0e0b4af0f27d", kill_on_drop: false }`
[INFO] [stdout] a0988727c3130e91bf675c03d584c24cabc888729d9352eca5ca0e0b4af0f27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] afff021d2a538c6e7932b5a84e7397aeb2a110adb30adc54305311cad801d31f
[INFO] running `Command { std: "docker" "start" "-a" "afff021d2a538c6e7932b5a84e7397aeb2a110adb30adc54305311cad801d31f", kill_on_drop: false }`
[INFO] [stderr]    Compiling jem v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "afff021d2a538c6e7932b5a84e7397aeb2a110adb30adc54305311cad801d31f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afff021d2a538c6e7932b5a84e7397aeb2a110adb30adc54305311cad801d31f", kill_on_drop: false }`
[INFO] [stdout] afff021d2a538c6e7932b5a84e7397aeb2a110adb30adc54305311cad801d31f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 273452f49b5a763dbc6be25e6867393fd5ebc7bb8cc843ca96eb07d5250238de
[INFO] running `Command { std: "docker" "start" "-a" "273452f49b5a763dbc6be25e6867393fd5ebc7bb8cc843ca96eb07d5250238de", kill_on_drop: false }`
[INFO] [stderr]    Compiling jem v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/jem-a8070459ff6acaeb)
[INFO] running `Command { std: "docker" "inspect" "273452f49b5a763dbc6be25e6867393fd5ebc7bb8cc843ca96eb07d5250238de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273452f49b5a763dbc6be25e6867393fd5ebc7bb8cc843ca96eb07d5250238de", kill_on_drop: false }`
[INFO] [stdout] 273452f49b5a763dbc6be25e6867393fd5ebc7bb8cc843ca96eb07d5250238de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3722e8c23f0868638d9e56f30efdbdbb0bac208c36794daf2d5eb51e53fadc7a
[INFO] running `Command { std: "docker" "start" "-a" "3722e8c23f0868638d9e56f30efdbdbb0bac208c36794daf2d5eb51e53fadc7a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jem-a8070459ff6acaeb)
[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 jem
[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" "3722e8c23f0868638d9e56f30efdbdbb0bac208c36794daf2d5eb51e53fadc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3722e8c23f0868638d9e56f30efdbdbb0bac208c36794daf2d5eb51e53fadc7a", kill_on_drop: false }`
[INFO] [stdout] 3722e8c23f0868638d9e56f30efdbdbb0bac208c36794daf2d5eb51e53fadc7a