[INFO] fetching crate smalltree 0.0.1...
[INFO] testing smalltree-0.0.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate smalltree 0.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate smalltree 0.0.1 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 smalltree 0.0.1
[INFO] finished tweaking crates.io crate smalltree 0.0.1
[INFO] tweaked toml for crates.io crate smalltree 0.0.1 written to /workspace/builds/worker-14/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallgraph v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 283218a0f6d6e57c2542e88d98791cd590b874ae1d6c4006cb604d6ef7a93a62
[INFO] running `Command { std: "docker" "start" "-a" "283218a0f6d6e57c2542e88d98791cd590b874ae1d6c4006cb604d6ef7a93a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "283218a0f6d6e57c2542e88d98791cd590b874ae1d6c4006cb604d6ef7a93a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "283218a0f6d6e57c2542e88d98791cd590b874ae1d6c4006cb604d6ef7a93a62", kill_on_drop: false }`
[INFO] [stdout] 283218a0f6d6e57c2542e88d98791cd590b874ae1d6c4006cb604d6ef7a93a62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 142d6dd61340c571f4dae40482be1d9034a2d37d532c983cf7f5bc44a35fc13b
[INFO] running `Command { std: "docker" "start" "-a" "142d6dd61340c571f4dae40482be1d9034a2d37d532c983cf7f5bc44a35fc13b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling smallgraph v0.0.7
[INFO] [stderr]    Compiling smalltree v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "142d6dd61340c571f4dae40482be1d9034a2d37d532c983cf7f5bc44a35fc13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142d6dd61340c571f4dae40482be1d9034a2d37d532c983cf7f5bc44a35fc13b", kill_on_drop: false }`
[INFO] [stdout] 142d6dd61340c571f4dae40482be1d9034a2d37d532c983cf7f5bc44a35fc13b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f9faabd315634f4d692a62792cacc4daba92bdda8baeb42b0816bb2f7f4c963e
[INFO] running `Command { std: "docker" "start" "-a" "f9faabd315634f4d692a62792cacc4daba92bdda8baeb42b0816bb2f7f4c963e", kill_on_drop: false }`
[INFO] [stderr]    Compiling smalltree v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f9faabd315634f4d692a62792cacc4daba92bdda8baeb42b0816bb2f7f4c963e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9faabd315634f4d692a62792cacc4daba92bdda8baeb42b0816bb2f7f4c963e", kill_on_drop: false }`
[INFO] [stdout] f9faabd315634f4d692a62792cacc4daba92bdda8baeb42b0816bb2f7f4c963e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9e5da9ccbb78d222d5cfec4e2aa7892b0637336ed6294e217d9ec6c0f8fe1b34
[INFO] running `Command { std: "docker" "start" "-a" "9e5da9ccbb78d222d5cfec4e2aa7892b0637336ed6294e217d9ec6c0f8fe1b34", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smalltree-2ac027751d7a6fd0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests smalltree
[INFO] [stdout] test tests::test_basic_0 ... ok
[INFO] [stdout] test tests::test_basic_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "9e5da9ccbb78d222d5cfec4e2aa7892b0637336ed6294e217d9ec6c0f8fe1b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5da9ccbb78d222d5cfec4e2aa7892b0637336ed6294e217d9ec6c0f8fe1b34", kill_on_drop: false }`
[INFO] [stdout] 9e5da9ccbb78d222d5cfec4e2aa7892b0637336ed6294e217d9ec6c0f8fe1b34