[INFO] fetching crate molt-app 0.3.1...
[INFO] testing molt-app-0.3.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate molt-app 0.3.1 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate molt-app 0.3.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate molt-app 0.3.1
[INFO] finished tweaking crates.io crate molt-app 0.3.1
[INFO] tweaked toml for crates.io crate molt-app 0.3.1 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate molt-app 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad97b614f5f8c620087e0e0ee8beae72c44a02f07f4b90349585aa4efa6c89a1
[INFO] running `Command { std: "docker" "start" "-a" "ad97b614f5f8c620087e0e0ee8beae72c44a02f07f4b90349585aa4efa6c89a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad97b614f5f8c620087e0e0ee8beae72c44a02f07f4b90349585aa4efa6c89a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad97b614f5f8c620087e0e0ee8beae72c44a02f07f4b90349585aa4efa6c89a1", kill_on_drop: false }`
[INFO] [stdout] ad97b614f5f8c620087e0e0ee8beae72c44a02f07f4b90349585aa4efa6c89a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc0e1aa35a3f92f82b0d3071231ff71118ddc1a43bd9343a625f5164a7929acc
[INFO] running `Command { std: "docker" "start" "-a" "dc0e1aa35a3f92f82b0d3071231ff71118ddc1a43bd9343a625f5164a7929acc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling molt v0.3.1
[INFO] [stderr]    Compiling rustyline v5.0.6
[INFO] [stderr]    Compiling molt-shell v0.3.1
[INFO] [stderr]    Compiling molt-app v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "dc0e1aa35a3f92f82b0d3071231ff71118ddc1a43bd9343a625f5164a7929acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0e1aa35a3f92f82b0d3071231ff71118ddc1a43bd9343a625f5164a7929acc", kill_on_drop: false }`
[INFO] [stdout] dc0e1aa35a3f92f82b0d3071231ff71118ddc1a43bd9343a625f5164a7929acc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c88105efe7ab984e4b1c1ba13b3a8576ec476e5240cf9cdc54327f57249b1a
[INFO] running `Command { std: "docker" "start" "-a" "d3c88105efe7ab984e4b1c1ba13b3a8576ec476e5240cf9cdc54327f57249b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling molt-app v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d3c88105efe7ab984e4b1c1ba13b3a8576ec476e5240cf9cdc54327f57249b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c88105efe7ab984e4b1c1ba13b3a8576ec476e5240cf9cdc54327f57249b1a", kill_on_drop: false }`
[INFO] [stdout] d3c88105efe7ab984e4b1c1ba13b3a8576ec476e5240cf9cdc54327f57249b1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b6f259605ac4e406475c6cab7630594bbdfd6eabd3adeeed25588d2980ea03d
[INFO] running `Command { std: "docker" "start" "-a" "7b6f259605ac4e406475c6cab7630594bbdfd6eabd3adeeed25588d2980ea03d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/moltsh-6fc386247bf4a464)
[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" "7b6f259605ac4e406475c6cab7630594bbdfd6eabd3adeeed25588d2980ea03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6f259605ac4e406475c6cab7630594bbdfd6eabd3adeeed25588d2980ea03d", kill_on_drop: false }`
[INFO] [stdout] 7b6f259605ac4e406475c6cab7630594bbdfd6eabd3adeeed25588d2980ea03d