[INFO] fetching crate rust_example 0.1.0...
[INFO] testing rust_example-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rust_example 0.1.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate rust_example 0.1.0 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 rust_example 0.1.0
[INFO] finished tweaking crates.io crate rust_example 0.1.0
[INFO] tweaked toml for crates.io crate rust_example 0.1.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate rust_example 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 2e0328948b27598a64306a0719b4145a4b83ba0c416360af0a9cd1c9087488b0
[INFO] running `Command { std: "docker" "start" "-a" "2e0328948b27598a64306a0719b4145a4b83ba0c416360af0a9cd1c9087488b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e0328948b27598a64306a0719b4145a4b83ba0c416360af0a9cd1c9087488b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0328948b27598a64306a0719b4145a4b83ba0c416360af0a9cd1c9087488b0", kill_on_drop: false }`
[INFO] [stdout] 2e0328948b27598a64306a0719b4145a4b83ba0c416360af0a9cd1c9087488b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 0eefd9d8a6883d2ab9191d2cd90fd73e14a08f413afe12905c2e4671ff51e095
[INFO] running `Command { std: "docker" "start" "-a" "0eefd9d8a6883d2ab9191d2cd90fd73e14a08f413afe12905c2e4671ff51e095", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "0eefd9d8a6883d2ab9191d2cd90fd73e14a08f413afe12905c2e4671ff51e095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eefd9d8a6883d2ab9191d2cd90fd73e14a08f413afe12905c2e4671ff51e095", kill_on_drop: false }`
[INFO] [stdout] 0eefd9d8a6883d2ab9191d2cd90fd73e14a08f413afe12905c2e4671ff51e095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] cfcb4fd5af352c2d9102c56f22add2c2eaa64a06668f157d1e0b5796b72d0218
[INFO] running `Command { std: "docker" "start" "-a" "cfcb4fd5af352c2d9102c56f22add2c2eaa64a06668f157d1e0b5796b72d0218", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_example-ab5e66d816d03e40)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_example-85e0495e669249ea)
[INFO] running `Command { std: "docker" "inspect" "cfcb4fd5af352c2d9102c56f22add2c2eaa64a06668f157d1e0b5796b72d0218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcb4fd5af352c2d9102c56f22add2c2eaa64a06668f157d1e0b5796b72d0218", kill_on_drop: false }`
[INFO] [stdout] cfcb4fd5af352c2d9102c56f22add2c2eaa64a06668f157d1e0b5796b72d0218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 9cd58ffe8e6fe78dce62c76a0b96f0e7ca3d0468aa6335fb0cd065140ec68720
[INFO] running `Command { std: "docker" "start" "-a" "9cd58ffe8e6fe78dce62c76a0b96f0e7ca3d0468aa6335fb0cd065140ec68720", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_example-ab5e66d816d03e40)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_example-85e0495e669249ea)
[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] [stderr]    Doc-tests rust_example
[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" "9cd58ffe8e6fe78dce62c76a0b96f0e7ca3d0468aa6335fb0cd065140ec68720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cd58ffe8e6fe78dce62c76a0b96f0e7ca3d0468aa6335fb0cd065140ec68720", kill_on_drop: false }`
[INFO] [stdout] 9cd58ffe8e6fe78dce62c76a0b96f0e7ca3d0468aa6335fb0cd065140ec68720