[INFO] fetching crate must_destroy 0.3.1...
[INFO] testing must_destroy-0.3.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate must_destroy 0.3.1 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate must_destroy 0.3.1 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 must_destroy 0.3.1
[INFO] finished tweaking crates.io crate must_destroy 0.3.1
[INFO] tweaked toml for crates.io crate must_destroy 0.3.1 written to /workspace/builds/worker-78/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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 7608f83b2041897cb9c16e374b832e70cbc5387c5eba6a7b20a5ceca205cb8a8
[INFO] running `Command { std: "docker" "start" "-a" "7608f83b2041897cb9c16e374b832e70cbc5387c5eba6a7b20a5ceca205cb8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7608f83b2041897cb9c16e374b832e70cbc5387c5eba6a7b20a5ceca205cb8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7608f83b2041897cb9c16e374b832e70cbc5387c5eba6a7b20a5ceca205cb8a8", kill_on_drop: false }`
[INFO] [stdout] 7608f83b2041897cb9c16e374b832e70cbc5387c5eba6a7b20a5ceca205cb8a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 7e99657055bcd7ede26091fe736d7606467c9e20bad9010f9fa687ba0eda061b
[INFO] running `Command { std: "docker" "start" "-a" "7e99657055bcd7ede26091fe736d7606467c9e20bad9010f9fa687ba0eda061b", kill_on_drop: false }`
[INFO] [stderr]    Compiling must_destroy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "7e99657055bcd7ede26091fe736d7606467c9e20bad9010f9fa687ba0eda061b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e99657055bcd7ede26091fe736d7606467c9e20bad9010f9fa687ba0eda061b", kill_on_drop: false }`
[INFO] [stdout] 7e99657055bcd7ede26091fe736d7606467c9e20bad9010f9fa687ba0eda061b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 50a94f0c41cf65c5e60683c0c16006e2d60c57d965ae8ee049e5b1cfdfb8f29b
[INFO] running `Command { std: "docker" "start" "-a" "50a94f0c41cf65c5e60683c0c16006e2d60c57d965ae8ee049e5b1cfdfb8f29b", kill_on_drop: false }`
[INFO] [stderr]    Compiling must_destroy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "50a94f0c41cf65c5e60683c0c16006e2d60c57d965ae8ee049e5b1cfdfb8f29b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50a94f0c41cf65c5e60683c0c16006e2d60c57d965ae8ee049e5b1cfdfb8f29b", kill_on_drop: false }`
[INFO] [stdout] 50a94f0c41cf65c5e60683c0c16006e2d60c57d965ae8ee049e5b1cfdfb8f29b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 7f98a9992825142d9a4d49fc5851f3942539b4e16194e2d6a68cd966549c407c
[INFO] running `Command { std: "docker" "start" "-a" "7f98a9992825142d9a4d49fc5851f3942539b4e16194e2d6a68cd966549c407c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/must_destroy-aae04898c2f687a5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_readme ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests must_destroy
[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" "7f98a9992825142d9a4d49fc5851f3942539b4e16194e2d6a68cd966549c407c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f98a9992825142d9a4d49fc5851f3942539b4e16194e2d6a68cd966549c407c", kill_on_drop: false }`
[INFO] [stdout] 7f98a9992825142d9a4d49fc5851f3942539b4e16194e2d6a68cd966549c407c