[INFO] fetching crate ratz 0.0.1...
[INFO] testing ratz-0.0.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate ratz 0.0.1 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate ratz 0.0.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ratz 0.0.1
[INFO] finished tweaking crates.io crate ratz 0.0.1
[INFO] tweaked toml for crates.io crate ratz 0.0.1 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de2952b21ad516d7359419981c71fa8f11edd1d872065bd305444f2c9fd87e57
[INFO] running `Command { std: "docker" "start" "-a" "de2952b21ad516d7359419981c71fa8f11edd1d872065bd305444f2c9fd87e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de2952b21ad516d7359419981c71fa8f11edd1d872065bd305444f2c9fd87e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2952b21ad516d7359419981c71fa8f11edd1d872065bd305444f2c9fd87e57", kill_on_drop: false }`
[INFO] [stdout] de2952b21ad516d7359419981c71fa8f11edd1d872065bd305444f2c9fd87e57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 571afc791229342a665c657041a4486ac91dfda93a9b7e22c36f0c0e5ac37d3f
[INFO] running `Command { std: "docker" "start" "-a" "571afc791229342a665c657041a4486ac91dfda93a9b7e22c36f0c0e5ac37d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ratz v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Either`
[INFO] [stdout]  --> src/core.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Either<A, B> {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "571afc791229342a665c657041a4486ac91dfda93a9b7e22c36f0c0e5ac37d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "571afc791229342a665c657041a4486ac91dfda93a9b7e22c36f0c0e5ac37d3f", kill_on_drop: false }`
[INFO] [stdout] 571afc791229342a665c657041a4486ac91dfda93a9b7e22c36f0c0e5ac37d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5401ec34e84423d4cf89f85bba52693688cf3621088354e7a79d641bc2c5b660
[INFO] running `Command { std: "docker" "start" "-a" "5401ec34e84423d4cf89f85bba52693688cf3621088354e7a79d641bc2c5b660", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: enum is never used: `Either`
[INFO] [stdout]  --> src/core.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Either<A, B> {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ratz v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Either`
[INFO] [stdout]  --> src/core.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Either<A, B> {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "5401ec34e84423d4cf89f85bba52693688cf3621088354e7a79d641bc2c5b660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5401ec34e84423d4cf89f85bba52693688cf3621088354e7a79d641bc2c5b660", kill_on_drop: false }`
[INFO] [stdout] 5401ec34e84423d4cf89f85bba52693688cf3621088354e7a79d641bc2c5b660
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f10e268bc63620983c852d5df0babf037720e282621ac1fb6909d48bface70c
[INFO] running `Command { std: "docker" "start" "-a" "4f10e268bc63620983c852d5df0babf037720e282621ac1fb6909d48bface70c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: enum is never used: `Either`
[INFO] [stderr]  --> src/core.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Either<A, B> {
[INFO] [stderr]   |          ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ratz` (lib) generated 1 warning
[INFO] [stderr] warning: `ratz` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ratz-a284a228b93d4b59)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ratz
[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" "4f10e268bc63620983c852d5df0babf037720e282621ac1fb6909d48bface70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f10e268bc63620983c852d5df0babf037720e282621ac1fb6909d48bface70c", kill_on_drop: false }`
[INFO] [stdout] 4f10e268bc63620983c852d5df0babf037720e282621ac1fb6909d48bface70c