[INFO] fetching crate obstack 0.1.4...
[INFO] testing obstack-0.1.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate obstack 0.1.4 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate obstack 0.1.4 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 obstack 0.1.4
[INFO] finished tweaking crates.io crate obstack 0.1.4
[INFO] tweaked toml for crates.io crate obstack 0.1.4 written to /workspace/builds/worker-88/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 47505ae6476ef22f61443715cc60cd4a0973250c624dca3e2aeecbb587dfff18
[INFO] running `Command { std: "docker" "start" "-a" "47505ae6476ef22f61443715cc60cd4a0973250c624dca3e2aeecbb587dfff18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47505ae6476ef22f61443715cc60cd4a0973250c624dca3e2aeecbb587dfff18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47505ae6476ef22f61443715cc60cd4a0973250c624dca3e2aeecbb587dfff18", kill_on_drop: false }`
[INFO] [stdout] 47505ae6476ef22f61443715cc60cd4a0973250c624dca3e2aeecbb587dfff18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 92f15dc80cbff48c322186d224f6bc44a60510d75eeab6fc9441628e103f26cc
[INFO] running `Command { std: "docker" "start" "-a" "92f15dc80cbff48c322186d224f6bc44a60510d75eeab6fc9441628e103f26cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling obstack v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "92f15dc80cbff48c322186d224f6bc44a60510d75eeab6fc9441628e103f26cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f15dc80cbff48c322186d224f6bc44a60510d75eeab6fc9441628e103f26cc", kill_on_drop: false }`
[INFO] [stdout] 92f15dc80cbff48c322186d224f6bc44a60510d75eeab6fc9441628e103f26cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] f6046d312b592df6ad87e3595ca7f133809ae2548bad305966decd7cb28c961e
[INFO] running `Command { std: "docker" "start" "-a" "f6046d312b592df6ad87e3595ca7f133809ae2548bad305966decd7cb28c961e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling obstack v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.83s
[INFO] running `Command { std: "docker" "inspect" "f6046d312b592df6ad87e3595ca7f133809ae2548bad305966decd7cb28c961e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6046d312b592df6ad87e3595ca7f133809ae2548bad305966decd7cb28c961e", kill_on_drop: false }`
[INFO] [stdout] f6046d312b592df6ad87e3595ca7f133809ae2548bad305966decd7cb28c961e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 73f5b8152010335293c082bd63405ac28ba348679014931c6a87c44907ef99a4
[INFO] running `Command { std: "docker" "start" "-a" "73f5b8152010335293c082bd63405ac28ba348679014931c6a87c44907ef99a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/obstack-d3f84b2943f60595)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test impls::tests::test ... ok
[INFO] [stdout] test tests::test_large_alignment ... ok
[INFO] [stdout] test tests::test_recursive_ref ... ok
[INFO] [stdout] test tests::test_threads ... ok
[INFO] [stdout] test tests::test_consistency_simple ... ok
[INFO] [stdout] test tests::test_ref_drop ... ok
[INFO] [stderr]    Doc-tests obstack
[INFO] [stdout] test tests::test_consistency_multiple_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Obstack::push_copy (line 109) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::copy_from_slice (line 141) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::bytes_used (line 187) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - Ref::unwrap (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::push (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::copy_from_slice (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Obstack::copy_from_slice (line 154) ... ok
[INFO] [stdout] test src/lib.rs - Ref::unwrap (line 253) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73f5b8152010335293c082bd63405ac28ba348679014931c6a87c44907ef99a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f5b8152010335293c082bd63405ac28ba348679014931c6a87c44907ef99a4", kill_on_drop: false }`
[INFO] [stdout] 73f5b8152010335293c082bd63405ac28ba348679014931c6a87c44907ef99a4