[INFO] fetching crate dgrambuf 0.2.0...
[INFO] testing dgrambuf-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate dgrambuf 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate dgrambuf 0.2.0
[INFO] finished tweaking crates.io crate dgrambuf 0.2.0
[INFO] tweaked toml for crates.io crate dgrambuf 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dgrambuf 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7f11a4e51b7475fbcfbcdfa41028e28be3a52d4229909c3abcf7c29d21bc256
[INFO] running `Command { std: "docker" "start" "-a" "a7f11a4e51b7475fbcfbcdfa41028e28be3a52d4229909c3abcf7c29d21bc256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7f11a4e51b7475fbcfbcdfa41028e28be3a52d4229909c3abcf7c29d21bc256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f11a4e51b7475fbcfbcdfa41028e28be3a52d4229909c3abcf7c29d21bc256", kill_on_drop: false }`
[INFO] [stdout] a7f11a4e51b7475fbcfbcdfa41028e28be3a52d4229909c3abcf7c29d21bc256
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3dc0149885e56baaea6e6f155a92bfed8f6f32c948da9c490ad42476686aee2
[INFO] running `Command { std: "docker" "start" "-a" "a3dc0149885e56baaea6e6f155a92bfed8f6f32c948da9c490ad42476686aee2", kill_on_drop: false }`
[INFO] [stderr]    Compiling dgrambuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "a3dc0149885e56baaea6e6f155a92bfed8f6f32c948da9c490ad42476686aee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3dc0149885e56baaea6e6f155a92bfed8f6f32c948da9c490ad42476686aee2", kill_on_drop: false }`
[INFO] [stdout] a3dc0149885e56baaea6e6f155a92bfed8f6f32c948da9c490ad42476686aee2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57dee8eb18adb8f7fd8ea23264f91990d48a603cd18a64ad03aa130c2130e4c1
[INFO] running `Command { std: "docker" "start" "-a" "57dee8eb18adb8f7fd8ea23264f91990d48a603cd18a64ad03aa130c2130e4c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling dgrambuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "57dee8eb18adb8f7fd8ea23264f91990d48a603cd18a64ad03aa130c2130e4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57dee8eb18adb8f7fd8ea23264f91990d48a603cd18a64ad03aa130c2130e4c1", kill_on_drop: false }`
[INFO] [stdout] 57dee8eb18adb8f7fd8ea23264f91990d48a603cd18a64ad03aa130c2130e4c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 564913e0b08abd00692c7ea5604d42f74d8e9c2d86289e123094dbba50c1cdac
[INFO] running `Command { std: "docker" "start" "-a" "564913e0b08abd00692c7ea5604d42f74d8e9c2d86289e123094dbba50c1cdac", 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/dgrambuf-8bce690322ba11f6)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_fill ... ok
[INFO] [stdout] test tests::test_overflow ... ok
[INFO] [stdout] test tests::test_front ... ok
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_reuse ... ok
[INFO] [stdout] test tests::test_pop_front ... ok
[INFO] [stdout] test tests::test_too_big ... ok
[INFO] [stdout] test tests::test_truncate_front ... ok
[INFO] [stdout] test tests::test_reuse2_with_capacity ... ok
[INFO] [stdout] test tests::test_reuse2 ... ok
[INFO] [stdout] test tests::test_truncate_front_bad_size - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dgrambuf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 43) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "564913e0b08abd00692c7ea5604d42f74d8e9c2d86289e123094dbba50c1cdac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564913e0b08abd00692c7ea5604d42f74d8e9c2d86289e123094dbba50c1cdac", kill_on_drop: false }`
[INFO] [stdout] 564913e0b08abd00692c7ea5604d42f74d8e9c2d86289e123094dbba50c1cdac