[INFO] fetching crate kanvas-rs 0.1.0...
[INFO] testing kanvas-rs-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate kanvas-rs 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate kanvas-rs 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 kanvas-rs 0.1.0
[INFO] finished tweaking crates.io crate kanvas-rs 0.1.0
[INFO] tweaked toml for crates.io crate kanvas-rs 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate kanvas-rs 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] faceecbc3573e7f64ff47728a0e2f2b4c32fcef3a34fe24dc29dbcd7f7037385
[INFO] running `Command { std: "docker" "start" "-a" "faceecbc3573e7f64ff47728a0e2f2b4c32fcef3a34fe24dc29dbcd7f7037385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "faceecbc3573e7f64ff47728a0e2f2b4c32fcef3a34fe24dc29dbcd7f7037385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faceecbc3573e7f64ff47728a0e2f2b4c32fcef3a34fe24dc29dbcd7f7037385", kill_on_drop: false }`
[INFO] [stdout] faceecbc3573e7f64ff47728a0e2f2b4c32fcef3a34fe24dc29dbcd7f7037385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] aa6a80e38864993603a4a532b36dd1f2476d7a822950db1b6ed550137dd97256
[INFO] running `Command { std: "docker" "start" "-a" "aa6a80e38864993603a4a532b36dd1f2476d7a822950db1b6ed550137dd97256", kill_on_drop: false }`
[INFO] [stderr]    Compiling kanvas-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "aa6a80e38864993603a4a532b36dd1f2476d7a822950db1b6ed550137dd97256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6a80e38864993603a4a532b36dd1f2476d7a822950db1b6ed550137dd97256", kill_on_drop: false }`
[INFO] [stdout] aa6a80e38864993603a4a532b36dd1f2476d7a822950db1b6ed550137dd97256
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f7d8a5fea5169136c47a463923b026b47a0a895cbc9f018affbf152cc98419bd
[INFO] running `Command { std: "docker" "start" "-a" "f7d8a5fea5169136c47a463923b026b47a0a895cbc9f018affbf152cc98419bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling kanvas-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/kanvas_rs-79f65f3c0b1cf4b9)
[INFO] running `Command { std: "docker" "inspect" "f7d8a5fea5169136c47a463923b026b47a0a895cbc9f018affbf152cc98419bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d8a5fea5169136c47a463923b026b47a0a895cbc9f018affbf152cc98419bd", kill_on_drop: false }`
[INFO] [stdout] f7d8a5fea5169136c47a463923b026b47a0a895cbc9f018affbf152cc98419bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 05c6ed03161abaa2644a8dece56dce7406f6c09dcf7e6c6134718917654fe49f
[INFO] running `Command { std: "docker" "start" "-a" "05c6ed03161abaa2644a8dece56dce7406f6c09dcf7e6c6134718917654fe49f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kanvas_rs-79f65f3c0b1cf4b9)
[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" "05c6ed03161abaa2644a8dece56dce7406f6c09dcf7e6c6134718917654fe49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c6ed03161abaa2644a8dece56dce7406f6c09dcf7e6c6134718917654fe49f", kill_on_drop: false }`
[INFO] [stdout] 05c6ed03161abaa2644a8dece56dce7406f6c09dcf7e6c6134718917654fe49f