[INFO] fetching crate rustcane 0.1.0...
[INFO] testing rustcane-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rustcane 0.1.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate rustcane 0.1.0 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 rustcane 0.1.0
[INFO] finished tweaking crates.io crate rustcane 0.1.0
[INFO] tweaked toml for crates.io crate rustcane 0.1.0 written to /workspace/builds/worker-28/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] d50260717d68bf23f2e98cbbf5ab1b271018dc494c7b41639de3c7b9d9786a71
[INFO] running `Command { std: "docker" "start" "-a" "d50260717d68bf23f2e98cbbf5ab1b271018dc494c7b41639de3c7b9d9786a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d50260717d68bf23f2e98cbbf5ab1b271018dc494c7b41639de3c7b9d9786a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50260717d68bf23f2e98cbbf5ab1b271018dc494c7b41639de3c7b9d9786a71", kill_on_drop: false }`
[INFO] [stdout] d50260717d68bf23f2e98cbbf5ab1b271018dc494c7b41639de3c7b9d9786a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 8ebb5eacc04fc2f2f2572c3897ab6bfe0b9189cb4323a4b33c7a523c66c26c06
[INFO] running `Command { std: "docker" "start" "-a" "8ebb5eacc04fc2f2f2572c3897ab6bfe0b9189cb4323a4b33c7a523c66c26c06", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcane v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "8ebb5eacc04fc2f2f2572c3897ab6bfe0b9189cb4323a4b33c7a523c66c26c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ebb5eacc04fc2f2f2572c3897ab6bfe0b9189cb4323a4b33c7a523c66c26c06", kill_on_drop: false }`
[INFO] [stdout] 8ebb5eacc04fc2f2f2572c3897ab6bfe0b9189cb4323a4b33c7a523c66c26c06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 383ab9cb3a46f140c12472d2c6a26201acbc453da9fc1c256ba0818c25c72aac
[INFO] running `Command { std: "docker" "start" "-a" "383ab9cb3a46f140c12472d2c6a26201acbc453da9fc1c256ba0818c25c72aac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustcane v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "383ab9cb3a46f140c12472d2c6a26201acbc453da9fc1c256ba0818c25c72aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383ab9cb3a46f140c12472d2c6a26201acbc453da9fc1c256ba0818c25c72aac", kill_on_drop: false }`
[INFO] [stdout] 383ab9cb3a46f140c12472d2c6a26201acbc453da9fc1c256ba0818c25c72aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] b4781dfa97b4233f135f67f505a55440b215b6972b2f5b46ea98b1c2a565133a
[INFO] running `Command { std: "docker" "start" "-a" "b4781dfa97b4233f135f67f505a55440b215b6972b2f5b46ea98b1c2a565133a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustcane-48d084c488a8f312)
[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] [stderr]    Doc-tests rustcane
[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" "b4781dfa97b4233f135f67f505a55440b215b6972b2f5b46ea98b1c2a565133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4781dfa97b4233f135f67f505a55440b215b6972b2f5b46ea98b1c2a565133a", kill_on_drop: false }`
[INFO] [stdout] b4781dfa97b4233f135f67f505a55440b215b6972b2f5b46ea98b1c2a565133a