[INFO] fetching crate ars 0.0.1...
[INFO] testing ars-0.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ars 0.0.1 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate ars 0.0.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ars 0.0.1
[INFO] finished tweaking crates.io crate ars 0.0.1
[INFO] tweaked toml for crates.io crate ars 0.0.1 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad62d6ec4d3a6bf2f089d8e314d10de89a075cdb65078a55d9ae39d4ed0ca895
[INFO] running `Command { std: "docker" "start" "-a" "ad62d6ec4d3a6bf2f089d8e314d10de89a075cdb65078a55d9ae39d4ed0ca895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad62d6ec4d3a6bf2f089d8e314d10de89a075cdb65078a55d9ae39d4ed0ca895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad62d6ec4d3a6bf2f089d8e314d10de89a075cdb65078a55d9ae39d4ed0ca895", kill_on_drop: false }`
[INFO] [stdout] ad62d6ec4d3a6bf2f089d8e314d10de89a075cdb65078a55d9ae39d4ed0ca895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71614868ec014d497c6db0f41a354126d11c789f8fb9f7748c254aef4ebbdac5
[INFO] running `Command { std: "docker" "start" "-a" "71614868ec014d497c6db0f41a354126d11c789f8fb9f7748c254aef4ebbdac5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ars v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "71614868ec014d497c6db0f41a354126d11c789f8fb9f7748c254aef4ebbdac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71614868ec014d497c6db0f41a354126d11c789f8fb9f7748c254aef4ebbdac5", kill_on_drop: false }`
[INFO] [stdout] 71614868ec014d497c6db0f41a354126d11c789f8fb9f7748c254aef4ebbdac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f19b779f22c9ea2a4f8da0dc36eeb67b5d8f0cc50890f3d1e10d37b76e217960
[INFO] running `Command { std: "docker" "start" "-a" "f19b779f22c9ea2a4f8da0dc36eeb67b5d8f0cc50890f3d1e10d37b76e217960", kill_on_drop: false }`
[INFO] [stderr]    Compiling ars v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "f19b779f22c9ea2a4f8da0dc36eeb67b5d8f0cc50890f3d1e10d37b76e217960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19b779f22c9ea2a4f8da0dc36eeb67b5d8f0cc50890f3d1e10d37b76e217960", kill_on_drop: false }`
[INFO] [stdout] f19b779f22c9ea2a4f8da0dc36eeb67b5d8f0cc50890f3d1e10d37b76e217960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 396ba671af335ca628c0dcb897d296c21b14e307b6b94304eba50d7a79564c2e
[INFO] running `Command { std: "docker" "start" "-a" "396ba671af335ca628c0dcb897d296c21b14e307b6b94304eba50d7a79564c2e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ars-35eba9f59afb60a1)
[INFO] [stderr]    Doc-tests ars
[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] [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" "396ba671af335ca628c0dcb897d296c21b14e307b6b94304eba50d7a79564c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396ba671af335ca628c0dcb897d296c21b14e307b6b94304eba50d7a79564c2e", kill_on_drop: false }`
[INFO] [stdout] 396ba671af335ca628c0dcb897d296c21b14e307b6b94304eba50d7a79564c2e