[INFO] fetching crate rust_tutorials_qiao 0.1.0...
[INFO] testing rust_tutorials_qiao-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rust_tutorials_qiao 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rust_tutorials_qiao 0.1.0
[INFO] finished tweaking crates.io crate rust_tutorials_qiao 0.1.0
[INFO] tweaked toml for crates.io crate rust_tutorials_qiao 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_tutorials_qiao 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_tutorials_qiao 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f73ff0d42a327b325eff23769811c99e82c7d39fba0cd1fb181cc493e777f910
[INFO] running `Command { std: "docker" "start" "-a" "f73ff0d42a327b325eff23769811c99e82c7d39fba0cd1fb181cc493e777f910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f73ff0d42a327b325eff23769811c99e82c7d39fba0cd1fb181cc493e777f910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73ff0d42a327b325eff23769811c99e82c7d39fba0cd1fb181cc493e777f910", kill_on_drop: false }`
[INFO] [stdout] f73ff0d42a327b325eff23769811c99e82c7d39fba0cd1fb181cc493e777f910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd5d0099395fc9419e47f4907415f91901cba9490273f56cae1a7764c61af169
[INFO] running `Command { std: "docker" "start" "-a" "cd5d0099395fc9419e47f4907415f91901cba9490273f56cae1a7764c61af169", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorials_qiao v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "cd5d0099395fc9419e47f4907415f91901cba9490273f56cae1a7764c61af169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5d0099395fc9419e47f4907415f91901cba9490273f56cae1a7764c61af169", kill_on_drop: false }`
[INFO] [stdout] cd5d0099395fc9419e47f4907415f91901cba9490273f56cae1a7764c61af169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3302bc4ee5b3130d106b55f40f3c69398d48bddf8560564bab0b379eacc3faa6
[INFO] running `Command { std: "docker" "start" "-a" "3302bc4ee5b3130d106b55f40f3c69398d48bddf8560564bab0b379eacc3faa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorials_qiao v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "3302bc4ee5b3130d106b55f40f3c69398d48bddf8560564bab0b379eacc3faa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3302bc4ee5b3130d106b55f40f3c69398d48bddf8560564bab0b379eacc3faa6", kill_on_drop: false }`
[INFO] [stdout] 3302bc4ee5b3130d106b55f40f3c69398d48bddf8560564bab0b379eacc3faa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40eda2742d13cc1c4fea66577a297d063014232ee1ba65f4e30d1dc99e1e3a53
[INFO] running `Command { std: "docker" "start" "-a" "40eda2742d13cc1c4fea66577a297d063014232ee1ba65f4e30d1dc99e1e3a53", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tutorials_qiao-0d8e0c033100097e)
[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" "40eda2742d13cc1c4fea66577a297d063014232ee1ba65f4e30d1dc99e1e3a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40eda2742d13cc1c4fea66577a297d063014232ee1ba65f4e30d1dc99e1e3a53", kill_on_drop: false }`
[INFO] [stdout] 40eda2742d13cc1c4fea66577a297d063014232ee1ba65f4e30d1dc99e1e3a53