[INFO] fetching crate abstract-ref 0.1.0-alpha.1...
[INFO] testing abstract-ref-0.1.0-alpha.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate abstract-ref 0.1.0-alpha.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate abstract-ref 0.1.0-alpha.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate abstract-ref 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate abstract-ref 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate abstract-ref 0.1.0-alpha.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b947422412de50b0ab959de44ffad0773a9b463ffbf7bdc268eeabdb731be54b
[INFO] running `Command { std: "docker" "start" "-a" "b947422412de50b0ab959de44ffad0773a9b463ffbf7bdc268eeabdb731be54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b947422412de50b0ab959de44ffad0773a9b463ffbf7bdc268eeabdb731be54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b947422412de50b0ab959de44ffad0773a9b463ffbf7bdc268eeabdb731be54b", kill_on_drop: false }`
[INFO] [stdout] b947422412de50b0ab959de44ffad0773a9b463ffbf7bdc268eeabdb731be54b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e6455696b1a3e0d3ed7ca9134cd8742d8514a1ad6cbf2cf7000a4801a483dd6
[INFO] running `Command { std: "docker" "start" "-a" "3e6455696b1a3e0d3ed7ca9134cd8742d8514a1ad6cbf2cf7000a4801a483dd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling abstract-ref v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "3e6455696b1a3e0d3ed7ca9134cd8742d8514a1ad6cbf2cf7000a4801a483dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e6455696b1a3e0d3ed7ca9134cd8742d8514a1ad6cbf2cf7000a4801a483dd6", kill_on_drop: false }`
[INFO] [stdout] 3e6455696b1a3e0d3ed7ca9134cd8742d8514a1ad6cbf2cf7000a4801a483dd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b5393b0bdcf6d69307c16e656c9754553d73ae10e96a51923d2199e569a69ec
[INFO] running `Command { std: "docker" "start" "-a" "8b5393b0bdcf6d69307c16e656c9754553d73ae10e96a51923d2199e569a69ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling abstract-ref v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "8b5393b0bdcf6d69307c16e656c9754553d73ae10e96a51923d2199e569a69ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5393b0bdcf6d69307c16e656c9754553d73ae10e96a51923d2199e569a69ec", kill_on_drop: false }`
[INFO] [stdout] 8b5393b0bdcf6d69307c16e656c9754553d73ae10e96a51923d2199e569a69ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a32b13739d73f4d9637bbc492420dc4aafc3244229596645034d20ccd9baa23a
[INFO] running `Command { std: "docker" "start" "-a" "a32b13739d73f4d9637bbc492420dc4aafc3244229596645034d20ccd9baa23a", 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/abstract_ref-63895ee9de415a54)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests abstract-ref
[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" "a32b13739d73f4d9637bbc492420dc4aafc3244229596645034d20ccd9baa23a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32b13739d73f4d9637bbc492420dc4aafc3244229596645034d20ccd9baa23a", kill_on_drop: false }`
[INFO] [stdout] a32b13739d73f4d9637bbc492420dc4aafc3244229596645034d20ccd9baa23a