[INFO] fetching crate cast-rs 0.2.1...
[INFO] testing cast-rs-0.2.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cast-rs 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cast-rs 0.2.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cast-rs 0.2.1
[INFO] finished tweaking crates.io crate cast-rs 0.2.1
[INFO] tweaked toml for crates.io crate cast-rs 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cast-rs 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6c8c0a0c6394bf37e95f9d95aa3065d3ae876d859ab67027d1d083c7565065b
[INFO] running `Command { std: "docker" "start" "-a" "c6c8c0a0c6394bf37e95f9d95aa3065d3ae876d859ab67027d1d083c7565065b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6c8c0a0c6394bf37e95f9d95aa3065d3ae876d859ab67027d1d083c7565065b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c8c0a0c6394bf37e95f9d95aa3065d3ae876d859ab67027d1d083c7565065b", kill_on_drop: false }`
[INFO] [stdout] c6c8c0a0c6394bf37e95f9d95aa3065d3ae876d859ab67027d1d083c7565065b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad0fcd1307d3bebb14c4fedb2788f3d789b7b093e4060ebd4c360c759f1a3635
[INFO] running `Command { std: "docker" "start" "-a" "ad0fcd1307d3bebb14c4fedb2788f3d789b7b093e4060ebd4c360c759f1a3635", kill_on_drop: false }`
[INFO] [stderr]    Compiling slice-cast v0.1.2
[INFO] [stderr]    Compiling downcast-rs v1.1.1
[INFO] [stderr]    Compiling cast-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "ad0fcd1307d3bebb14c4fedb2788f3d789b7b093e4060ebd4c360c759f1a3635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0fcd1307d3bebb14c4fedb2788f3d789b7b093e4060ebd4c360c759f1a3635", kill_on_drop: false }`
[INFO] [stdout] ad0fcd1307d3bebb14c4fedb2788f3d789b7b093e4060ebd4c360c759f1a3635
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297cc96e563860709b5a84f66907be2b99e4be69e63e86b376cff3f1b2ef5c74
[INFO] running `Command { std: "docker" "start" "-a" "297cc96e563860709b5a84f66907be2b99e4be69e63e86b376cff3f1b2ef5c74", kill_on_drop: false }`
[INFO] [stderr]    Compiling cast-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "297cc96e563860709b5a84f66907be2b99e4be69e63e86b376cff3f1b2ef5c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297cc96e563860709b5a84f66907be2b99e4be69e63e86b376cff3f1b2ef5c74", kill_on_drop: false }`
[INFO] [stdout] 297cc96e563860709b5a84f66907be2b99e4be69e63e86b376cff3f1b2ef5c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5b5be1b230c66416f722834ce0d6c9598a5b11b9b5fef55b3296f0021d6a410
[INFO] running `Command { std: "docker" "start" "-a" "a5b5be1b230c66416f722834ce0d6c9598a5b11b9b5fef55b3296f0021d6a410", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cast_rs-5d5072bf6f2ad318)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cast_rs
[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" "a5b5be1b230c66416f722834ce0d6c9598a5b11b9b5fef55b3296f0021d6a410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b5be1b230c66416f722834ce0d6c9598a5b11b9b5fef55b3296f0021d6a410", kill_on_drop: false }`
[INFO] [stdout] a5b5be1b230c66416f722834ce0d6c9598a5b11b9b5fef55b3296f0021d6a410