[INFO] fetching crate jem 0.0.1...
[INFO] testing jem-0.0.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate jem 0.0.1 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate jem 0.0.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df279f1ba79cf16e780a90137219076aca6d17228aa6aaf3a811addc9586ac48
[INFO] running `Command { std: "docker" "start" "-a" "df279f1ba79cf16e780a90137219076aca6d17228aa6aaf3a811addc9586ac48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df279f1ba79cf16e780a90137219076aca6d17228aa6aaf3a811addc9586ac48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df279f1ba79cf16e780a90137219076aca6d17228aa6aaf3a811addc9586ac48", kill_on_drop: false }`
[INFO] [stdout] df279f1ba79cf16e780a90137219076aca6d17228aa6aaf3a811addc9586ac48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f0913be8501c4e3013962d467a8ec0799b215dde2c5a768e105d875b77b26ef
[INFO] running `Command { std: "docker" "start" "-a" "2f0913be8501c4e3013962d467a8ec0799b215dde2c5a768e105d875b77b26ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling jem v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "2f0913be8501c4e3013962d467a8ec0799b215dde2c5a768e105d875b77b26ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0913be8501c4e3013962d467a8ec0799b215dde2c5a768e105d875b77b26ef", kill_on_drop: false }`
[INFO] [stdout] 2f0913be8501c4e3013962d467a8ec0799b215dde2c5a768e105d875b77b26ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b866a6a180d8cdb084ed33fec0b214d26a5f8ca9138333a3ee93081222139b6f
[INFO] running `Command { std: "docker" "start" "-a" "b866a6a180d8cdb084ed33fec0b214d26a5f8ca9138333a3ee93081222139b6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling jem v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "b866a6a180d8cdb084ed33fec0b214d26a5f8ca9138333a3ee93081222139b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b866a6a180d8cdb084ed33fec0b214d26a5f8ca9138333a3ee93081222139b6f", kill_on_drop: false }`
[INFO] [stdout] b866a6a180d8cdb084ed33fec0b214d26a5f8ca9138333a3ee93081222139b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb0c24a74c6d3d399dced4718c6e5cfc5446d8b173faed83100a5e6e350eefa3
[INFO] running `Command { std: "docker" "start" "-a" "eb0c24a74c6d3d399dced4718c6e5cfc5446d8b173faed83100a5e6e350eefa3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jem-af499fa13b8b6fe2)
[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" "eb0c24a74c6d3d399dced4718c6e5cfc5446d8b173faed83100a5e6e350eefa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0c24a74c6d3d399dced4718c6e5cfc5446d8b173faed83100a5e6e350eefa3", kill_on_drop: false }`
[INFO] [stdout] eb0c24a74c6d3d399dced4718c6e5cfc5446d8b173faed83100a5e6e350eefa3