[INFO] fetching crate cbuffer 0.3.0...
[INFO] testing cbuffer-0.3.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate cbuffer 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cbuffer 0.3.0 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 cbuffer 0.3.0
[INFO] finished tweaking crates.io crate cbuffer 0.3.0
[INFO] tweaked toml for crates.io crate cbuffer 0.3.0 written to /workspace/builds/worker-4/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 uninit v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34b4cdb65b2a08dac63ab006c5e5f7922118b5eb194a5ace17584f902555fa41
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34b4cdb65b2a08dac63ab006c5e5f7922118b5eb194a5ace17584f902555fa41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34b4cdb65b2a08dac63ab006c5e5f7922118b5eb194a5ace17584f902555fa41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b4cdb65b2a08dac63ab006c5e5f7922118b5eb194a5ace17584f902555fa41", kill_on_drop: false }`
[INFO] [stdout] 34b4cdb65b2a08dac63ab006c5e5f7922118b5eb194a5ace17584f902555fa41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0906d3d94bf06ebe6af5b03c45c7a43ded3db57a81e0991c4cadcd84ed34c4b6
[INFO] running `Command { std: "docker" "start" "-a" "0906d3d94bf06ebe6af5b03c45c7a43ded3db57a81e0991c4cadcd84ed34c4b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling uninit v0.4.0
[INFO] [stderr]    Compiling cbuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "0906d3d94bf06ebe6af5b03c45c7a43ded3db57a81e0991c4cadcd84ed34c4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0906d3d94bf06ebe6af5b03c45c7a43ded3db57a81e0991c4cadcd84ed34c4b6", kill_on_drop: false }`
[INFO] [stdout] 0906d3d94bf06ebe6af5b03c45c7a43ded3db57a81e0991c4cadcd84ed34c4b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 80bf375ec4f0c453baa6a62ecc7fc63a07170bb9f86ff3c0ef5cffbe9af71978
[INFO] running `Command { std: "docker" "start" "-a" "80bf375ec4f0c453baa6a62ecc7fc63a07170bb9f86ff3c0ef5cffbe9af71978", kill_on_drop: false }`
[INFO] [stderr]    Compiling cbuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "80bf375ec4f0c453baa6a62ecc7fc63a07170bb9f86ff3c0ef5cffbe9af71978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80bf375ec4f0c453baa6a62ecc7fc63a07170bb9f86ff3c0ef5cffbe9af71978", kill_on_drop: false }`
[INFO] [stdout] 80bf375ec4f0c453baa6a62ecc7fc63a07170bb9f86ff3c0ef5cffbe9af71978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8477b5444778a3873efdab3d0c0b9bdec4fa523190351d7807acff3e1928c8c3
[INFO] running `Command { std: "docker" "start" "-a" "8477b5444778a3873efdab3d0c0b9bdec4fa523190351d7807acff3e1928c8c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cbuffer-d00e103ec1f728ea)
[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/array_test.rs (/opt/rustwide/target/debug/deps/array_test-849d63b76f80b11a)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test array_rx_test ... ok
[INFO] [stdout] test array_rx_uninit_test ... ok
[INFO] [stdout] test array_tx_test ... ok
[INFO] [stdout] test shared::foo_test ... ok
[INFO] [stdout] test array_rx_cannotresize_test - should panic ... ok
[INFO] [stdout] test shared::foo_fail_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/shared.rs (/opt/rustwide/target/debug/deps/shared-c3aa81c620c42efd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test foo_test ... ok
[INFO] [stdout] test foo_fail_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vec_test.rs (/opt/rustwide/target/debug/deps/vec_test-a0fb77415ce27d92)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test vec_rx_test ... ok
[INFO] [stdout] test vec_rx_resize_test ... ok
[INFO] [stdout] test vec_tx_test ... ok
[INFO] [stdout] test shared::foo_test ... ok
[INFO] [stdout] test shared::foo_fail_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cbuffer
[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" "8477b5444778a3873efdab3d0c0b9bdec4fa523190351d7807acff3e1928c8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8477b5444778a3873efdab3d0c0b9bdec4fa523190351d7807acff3e1928c8c3", kill_on_drop: false }`
[INFO] [stdout] 8477b5444778a3873efdab3d0c0b9bdec4fa523190351d7807acff3e1928c8c3