[INFO] fetching crate iter-tree 0.1.10...
[INFO] testing iter-tree-0.1.10 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate iter-tree 0.1.10 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate iter-tree 0.1.10
[INFO] finished tweaking crates.io crate iter-tree 0.1.10
[INFO] tweaked toml for crates.io crate iter-tree 0.1.10 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iter-tree 0.1.10 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8db41f90a40d2d608cf6afe242879095872a101d9c07a0071d0f9b6ed90eeb96
[INFO] running `Command { std: "docker" "start" "-a" "8db41f90a40d2d608cf6afe242879095872a101d9c07a0071d0f9b6ed90eeb96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8db41f90a40d2d608cf6afe242879095872a101d9c07a0071d0f9b6ed90eeb96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db41f90a40d2d608cf6afe242879095872a101d9c07a0071d0f9b6ed90eeb96", kill_on_drop: false }`
[INFO] [stdout] 8db41f90a40d2d608cf6afe242879095872a101d9c07a0071d0f9b6ed90eeb96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e5b028f18bdb5f2b04d3393c5718ad1aaa0b10fc8ffedfadcd23999093a4a7b
[INFO] running `Command { std: "docker" "start" "-a" "3e5b028f18bdb5f2b04d3393c5718ad1aaa0b10fc8ffedfadcd23999093a4a7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-tree v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "3e5b028f18bdb5f2b04d3393c5718ad1aaa0b10fc8ffedfadcd23999093a4a7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5b028f18bdb5f2b04d3393c5718ad1aaa0b10fc8ffedfadcd23999093a4a7b", kill_on_drop: false }`
[INFO] [stdout] 3e5b028f18bdb5f2b04d3393c5718ad1aaa0b10fc8ffedfadcd23999093a4a7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b80812d125e32f421eb9472b6ff15458fdedc1f445673431a6b0b371d9c92815
[INFO] running `Command { std: "docker" "start" "-a" "b80812d125e32f421eb9472b6ff15458fdedc1f445673431a6b0b371d9c92815", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-tree v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "b80812d125e32f421eb9472b6ff15458fdedc1f445673431a6b0b371d9c92815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80812d125e32f421eb9472b6ff15458fdedc1f445673431a6b0b371d9c92815", kill_on_drop: false }`
[INFO] [stdout] b80812d125e32f421eb9472b6ff15458fdedc1f445673431a6b0b371d9c92815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4cd60fdbceae695244a082ba6a55954380116f262eaee78a2f8c4fcf7ead331
[INFO] running `Command { std: "docker" "start" "-a" "a4cd60fdbceae695244a082ba6a55954380116f262eaee78a2f8c4fcf7ead331", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iter_tree-9814f4ac491cad30)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::vec::incorrect_stack ... ok
[INFO] [stdout] test tests::vec::correct_stack ... ok
[INFO] [stderr]    Doc-tests iter_tree
[INFO] [stdout] test tests::vec::basic ... ok
[INFO] [stdout] test tests::vec::with_fn_mut ... ok
[INFO] [stdout] test tests::vec::iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4cd60fdbceae695244a082ba6a55954380116f262eaee78a2f8c4fcf7ead331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cd60fdbceae695244a082ba6a55954380116f262eaee78a2f8c4fcf7ead331", kill_on_drop: false }`
[INFO] [stdout] a4cd60fdbceae695244a082ba6a55954380116f262eaee78a2f8c4fcf7ead331