[INFO] fetching crate unnest 0.3.1...
[INFO] testing unnest-0.3.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate unnest 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate unnest 0.3.1
[INFO] finished tweaking crates.io crate unnest 0.3.1
[INFO] tweaked toml for crates.io crate unnest 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unnest 0.3.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03c2fc46a5e3b34b1ae7d47b8568d9f1f613c8cc8ec31a87c60cb179aae22bad
[INFO] running `Command { std: "docker" "start" "-a" "03c2fc46a5e3b34b1ae7d47b8568d9f1f613c8cc8ec31a87c60cb179aae22bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03c2fc46a5e3b34b1ae7d47b8568d9f1f613c8cc8ec31a87c60cb179aae22bad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c2fc46a5e3b34b1ae7d47b8568d9f1f613c8cc8ec31a87c60cb179aae22bad", kill_on_drop: false }`
[INFO] [stdout] 03c2fc46a5e3b34b1ae7d47b8568d9f1f613c8cc8ec31a87c60cb179aae22bad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b22ee39fbbd2198c3751c4b56911e5b9ac251e12933ead196e4c943498eeffd1
[INFO] running `Command { std: "docker" "start" "-a" "b22ee39fbbd2198c3751c4b56911e5b9ac251e12933ead196e4c943498eeffd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unnest v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "b22ee39fbbd2198c3751c4b56911e5b9ac251e12933ead196e4c943498eeffd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b22ee39fbbd2198c3751c4b56911e5b9ac251e12933ead196e4c943498eeffd1", kill_on_drop: false }`
[INFO] [stdout] b22ee39fbbd2198c3751c4b56911e5b9ac251e12933ead196e4c943498eeffd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 171be36d2ff7bc3515862556adcbfe5bb10cafb7577df0380f1f2144859ca51e
[INFO] running `Command { std: "docker" "start" "-a" "171be36d2ff7bc3515862556adcbfe5bb10cafb7577df0380f1f2144859ca51e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unnest v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "171be36d2ff7bc3515862556adcbfe5bb10cafb7577df0380f1f2144859ca51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171be36d2ff7bc3515862556adcbfe5bb10cafb7577df0380f1f2144859ca51e", kill_on_drop: false }`
[INFO] [stdout] 171be36d2ff7bc3515862556adcbfe5bb10cafb7577df0380f1f2144859ca51e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e47595509cfc15d3cce52ca05dc959e3ad9898177d7b59bc1cfc7506922cad4a
[INFO] running `Command { std: "docker" "start" "-a" "e47595509cfc15d3cce52ca05dc959e3ad9898177d7b59bc1cfc7506922cad4a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unnest-6f52d81b6783e6f2)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::ok_or_break ... ok
[INFO] [stdout] test tests::ok_or_continue ... ok
[INFO] [stdout] test tests::some_or_return_with ... ok
[INFO] [stdout] test tests::ok_or_return ... ok
[INFO] [stdout] test tests::ok_or_return_with ... ok
[INFO] [stdout] test tests::some_or_break ... ok
[INFO] [stdout] test tests::some_or_continue ... ok
[INFO] [stdout] test tests::some_or_return ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unnest
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - docs (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e47595509cfc15d3cce52ca05dc959e3ad9898177d7b59bc1cfc7506922cad4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e47595509cfc15d3cce52ca05dc959e3ad9898177d7b59bc1cfc7506922cad4a", kill_on_drop: false }`
[INFO] [stdout] e47595509cfc15d3cce52ca05dc959e3ad9898177d7b59bc1cfc7506922cad4a