[INFO] fetching crate write_ref 0.1.1...
[INFO] testing write_ref-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate write_ref 0.1.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate write_ref 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate write_ref 0.1.1
[INFO] finished tweaking crates.io crate write_ref 0.1.1
[INFO] tweaked toml for crates.io crate write_ref 0.1.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53af6f3da939632cd2709892f913b2b9cf56a93b6b31b90917e03c0c08a091b8
[INFO] running `Command { std: "docker" "start" "-a" "53af6f3da939632cd2709892f913b2b9cf56a93b6b31b90917e03c0c08a091b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53af6f3da939632cd2709892f913b2b9cf56a93b6b31b90917e03c0c08a091b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53af6f3da939632cd2709892f913b2b9cf56a93b6b31b90917e03c0c08a091b8", kill_on_drop: false }`
[INFO] [stdout] 53af6f3da939632cd2709892f913b2b9cf56a93b6b31b90917e03c0c08a091b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f9028348ee328713369f155d1a27833d71fe5cd70779e443e965462eba400b6
[INFO] running `Command { std: "docker" "start" "-a" "2f9028348ee328713369f155d1a27833d71fe5cd70779e443e965462eba400b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling write_ref v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "2f9028348ee328713369f155d1a27833d71fe5cd70779e443e965462eba400b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f9028348ee328713369f155d1a27833d71fe5cd70779e443e965462eba400b6", kill_on_drop: false }`
[INFO] [stdout] 2f9028348ee328713369f155d1a27833d71fe5cd70779e443e965462eba400b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c51cb7748ec031f6229132900bab6bf7d3680a7bf24fc522d41780ddba41ab55
[INFO] running `Command { std: "docker" "start" "-a" "c51cb7748ec031f6229132900bab6bf7d3680a7bf24fc522d41780ddba41ab55", kill_on_drop: false }`
[INFO] [stderr]    Compiling write_ref v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "c51cb7748ec031f6229132900bab6bf7d3680a7bf24fc522d41780ddba41ab55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c51cb7748ec031f6229132900bab6bf7d3680a7bf24fc522d41780ddba41ab55", kill_on_drop: false }`
[INFO] [stdout] c51cb7748ec031f6229132900bab6bf7d3680a7bf24fc522d41780ddba41ab55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbf96395ad1abbd9bbbbaee15a01b7ea14aa51504e1efd991324c39902371c3e
[INFO] running `Command { std: "docker" "start" "-a" "fbf96395ad1abbd9bbbbaee15a01b7ea14aa51504e1efd991324c39902371c3e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/write_ref-35612ef761d470c6)
[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 write_ref
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - WriteRef (line 29) ... ok
[INFO] [stdout] test src/lib.rs - WriteSlice (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbf96395ad1abbd9bbbbaee15a01b7ea14aa51504e1efd991324c39902371c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf96395ad1abbd9bbbbaee15a01b7ea14aa51504e1efd991324c39902371c3e", kill_on_drop: false }`
[INFO] [stdout] fbf96395ad1abbd9bbbbaee15a01b7ea14aa51504e1efd991324c39902371c3e