[INFO] fetching crate piece 0.2.1...
[INFO] testing piece-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate piece 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate piece 0.2.1
[INFO] finished tweaking crates.io crate piece 0.2.1
[INFO] tweaked toml for crates.io crate piece 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate piece 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding allocator-api2 v0.2.21 (available: v0.3.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb765ef086f633b016b00a5794561b233f2d53be2c02da9d2f1ad8cc3f328fef
[INFO] running `Command { std: "docker" "start" "-a" "bb765ef086f633b016b00a5794561b233f2d53be2c02da9d2f1ad8cc3f328fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb765ef086f633b016b00a5794561b233f2d53be2c02da9d2f1ad8cc3f328fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb765ef086f633b016b00a5794561b233f2d53be2c02da9d2f1ad8cc3f328fef", kill_on_drop: false }`
[INFO] [stdout] bb765ef086f633b016b00a5794561b233f2d53be2c02da9d2f1ad8cc3f328fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30edb7472d3673a12d46e33e2a15ccdec678bb68ab6bde33c852d1f15686b63d
[INFO] running `Command { std: "docker" "start" "-a" "30edb7472d3673a12d46e33e2a15ccdec678bb68ab6bde33c852d1f15686b63d", kill_on_drop: false }`
[INFO] [stderr]    Compiling piece v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "30edb7472d3673a12d46e33e2a15ccdec678bb68ab6bde33c852d1f15686b63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30edb7472d3673a12d46e33e2a15ccdec678bb68ab6bde33c852d1f15686b63d", kill_on_drop: false }`
[INFO] [stdout] 30edb7472d3673a12d46e33e2a15ccdec678bb68ab6bde33c852d1f15686b63d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac631a8b939f7220176dd32e0eaaed0968a7069e86c6d87457f31b49fcda832
[INFO] running `Command { std: "docker" "start" "-a" "4ac631a8b939f7220176dd32e0eaaed0968a7069e86c6d87457f31b49fcda832", kill_on_drop: false }`
[INFO] [stderr]    Compiling piece v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "4ac631a8b939f7220176dd32e0eaaed0968a7069e86c6d87457f31b49fcda832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac631a8b939f7220176dd32e0eaaed0968a7069e86c6d87457f31b49fcda832", kill_on_drop: false }`
[INFO] [stdout] 4ac631a8b939f7220176dd32e0eaaed0968a7069e86c6d87457f31b49fcda832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3265ba8d4667e44fd617221977042c25f47800104451db1835d86ca57ff2343c
[INFO] running `Command { std: "docker" "start" "-a" "3265ba8d4667e44fd617221977042c25f47800104451db1835d86ca57ff2343c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/piece-5aec53dea35602f3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test chain_allocator::test::should_grow_allocation ... ok
[INFO] [stdout] test chain_allocator::test::should_alloc_zeroed ... ok
[INFO] [stdout] test chain_allocator::test::should_shrink_allocation ... ok
[INFO] [stdout] test chain_allocator::test::should_grow_zeroed_allocation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/chain_allocator.rs (/opt/rustwide/target/debug/deps/chain_allocator-0359aa2cf5a627d8)
[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] [stderr]      Running tests/linear_allocator.rs (/opt/rustwide/target/debug/deps/linear_allocator-da9383b1594b37ce)
[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] [stderr]    Doc-tests piece
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/linear_allocator.rs - linear_allocator::LinearAllocator (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/chain_allocator.rs - chain_allocator::ChainAllocator (line 192) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3265ba8d4667e44fd617221977042c25f47800104451db1835d86ca57ff2343c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3265ba8d4667e44fd617221977042c25f47800104451db1835d86ca57ff2343c", kill_on_drop: false }`
[INFO] [stdout] 3265ba8d4667e44fd617221977042c25f47800104451db1835d86ca57ff2343c