[INFO] fetching crate rc-writer 1.1.9...
[INFO] testing rc-writer-1.1.9 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate rc-writer 1.1.9 into /workspace/builds/worker-30/source
[INFO] validating manifest of crates.io crate rc-writer 1.1.9 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc-writer 1.1.9
[INFO] finished tweaking crates.io crate rc-writer 1.1.9
[INFO] tweaked toml for crates.io crate rc-writer 1.1.9 written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 993e3a97a85613ef7249438de9fa282dba379cedbe5dc0b74ea706c198568919
[INFO] running `Command { std: "docker" "start" "-a" "993e3a97a85613ef7249438de9fa282dba379cedbe5dc0b74ea706c198568919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "993e3a97a85613ef7249438de9fa282dba379cedbe5dc0b74ea706c198568919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993e3a97a85613ef7249438de9fa282dba379cedbe5dc0b74ea706c198568919", kill_on_drop: false }`
[INFO] [stdout] 993e3a97a85613ef7249438de9fa282dba379cedbe5dc0b74ea706c198568919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f6dc5a8a1036d5b9e1e2f98156cacb5c5e5f2e02a3c7731aa08c881cf901dac
[INFO] running `Command { std: "docker" "start" "-a" "9f6dc5a8a1036d5b9e1e2f98156cacb5c5e5f2e02a3c7731aa08c881cf901dac", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-writer v1.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "9f6dc5a8a1036d5b9e1e2f98156cacb5c5e5f2e02a3c7731aa08c881cf901dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6dc5a8a1036d5b9e1e2f98156cacb5c5e5f2e02a3c7731aa08c881cf901dac", kill_on_drop: false }`
[INFO] [stdout] 9f6dc5a8a1036d5b9e1e2f98156cacb5c5e5f2e02a3c7731aa08c881cf901dac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43dfa54772a79dfb2b54eb22ccd0ceef3dca660fd7061119f99bd16384a64dd4
[INFO] running `Command { std: "docker" "start" "-a" "43dfa54772a79dfb2b54eb22ccd0ceef3dca660fd7061119f99bd16384a64dd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-writer v1.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "43dfa54772a79dfb2b54eb22ccd0ceef3dca660fd7061119f99bd16384a64dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43dfa54772a79dfb2b54eb22ccd0ceef3dca660fd7061119f99bd16384a64dd4", kill_on_drop: false }`
[INFO] [stdout] 43dfa54772a79dfb2b54eb22ccd0ceef3dca660fd7061119f99bd16384a64dd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aab4aea4046604c483b759c0ff330abc64d02f096bbe9c6fd17c44a6ef784424
[INFO] running `Command { std: "docker" "start" "-a" "aab4aea4046604c483b759c0ff330abc64d02f096bbe9c6fd17c44a6ef784424", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rc_writer-d78cf26cf48591a6)
[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 rc-writer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aab4aea4046604c483b759c0ff330abc64d02f096bbe9c6fd17c44a6ef784424", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab4aea4046604c483b759c0ff330abc64d02f096bbe9c6fd17c44a6ef784424", kill_on_drop: false }`
[INFO] [stdout] aab4aea4046604c483b759c0ff330abc64d02f096bbe9c6fd17c44a6ef784424