[INFO] fetching crate class-rs 0.4.0...
[INFO] testing class-rs-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate class-rs 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate class-rs 0.4.0
[INFO] finished tweaking crates.io crate class-rs 0.4.0
[INFO] tweaked toml for crates.io crate class-rs 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate class-rs 0.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a2a13f697fde1f6f3e3501815ba028c5d6b54130e2a06b40ab67e784d03dcdea
[INFO] running `Command { std: "docker" "start" "-a" "a2a13f697fde1f6f3e3501815ba028c5d6b54130e2a06b40ab67e784d03dcdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2a13f697fde1f6f3e3501815ba028c5d6b54130e2a06b40ab67e784d03dcdea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a13f697fde1f6f3e3501815ba028c5d6b54130e2a06b40ab67e784d03dcdea", kill_on_drop: false }`
[INFO] [stdout] a2a13f697fde1f6f3e3501815ba028c5d6b54130e2a06b40ab67e784d03dcdea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4c7fece87f96f8f2cd284544757d4c06b4b0a16627798f2d87b0e56bee7d3094
[INFO] running `Command { std: "docker" "start" "-a" "4c7fece87f96f8f2cd284544757d4c06b4b0a16627798f2d87b0e56bee7d3094", kill_on_drop: false }`
[INFO] [stderr]    Compiling class-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "4c7fece87f96f8f2cd284544757d4c06b4b0a16627798f2d87b0e56bee7d3094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7fece87f96f8f2cd284544757d4c06b4b0a16627798f2d87b0e56bee7d3094", kill_on_drop: false }`
[INFO] [stdout] 4c7fece87f96f8f2cd284544757d4c06b4b0a16627798f2d87b0e56bee7d3094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 21c25ec3e3e35d48d27236e23c492645e8ac1c8a2eb8e57410f3933401f08619
[INFO] running `Command { std: "docker" "start" "-a" "21c25ec3e3e35d48d27236e23c492645e8ac1c8a2eb8e57410f3933401f08619", kill_on_drop: false }`
[INFO] [stderr]    Compiling class-rs v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "21c25ec3e3e35d48d27236e23c492645e8ac1c8a2eb8e57410f3933401f08619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c25ec3e3e35d48d27236e23c492645e8ac1c8a2eb8e57410f3933401f08619", kill_on_drop: false }`
[INFO] [stdout] 21c25ec3e3e35d48d27236e23c492645e8ac1c8a2eb8e57410f3933401f08619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7780c4c99c9cd732132252909ec36509fb6649687c38e0985e8557adcfe7da1c
[INFO] running `Command { std: "docker" "start" "-a" "7780c4c99c9cd732132252909ec36509fb6649687c38e0985e8557adcfe7da1c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/class_rs-bfec0df34993ced6)
[INFO] [stderr]    Doc-tests class_rs
[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" "7780c4c99c9cd732132252909ec36509fb6649687c38e0985e8557adcfe7da1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7780c4c99c9cd732132252909ec36509fb6649687c38e0985e8557adcfe7da1c", kill_on_drop: false }`
[INFO] [stdout] 7780c4c99c9cd732132252909ec36509fb6649687c38e0985e8557adcfe7da1c