[INFO] fetching crate str-buf 2.0.4...
[INFO] testing str-buf-2.0.4 against 1.60.0 for beta-1.61-1
[INFO] extracting crate str-buf 2.0.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate str-buf 2.0.4 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate str-buf 2.0.4
[INFO] finished tweaking crates.io crate str-buf 2.0.4
[INFO] tweaked toml for crates.io crate str-buf 2.0.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ad67a723a58c4e62562757f0efa60223d99532164aa54b30712169e3c4885a2
[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" "4ad67a723a58c4e62562757f0efa60223d99532164aa54b30712169e3c4885a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ad67a723a58c4e62562757f0efa60223d99532164aa54b30712169e3c4885a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad67a723a58c4e62562757f0efa60223d99532164aa54b30712169e3c4885a2", kill_on_drop: false }`
[INFO] [stdout] 4ad67a723a58c4e62562757f0efa60223d99532164aa54b30712169e3c4885a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0691e9497d62f301bf1e5ee991f0674f2b7b0909e9b5924c8aec2352b7957a9
[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" "e0691e9497d62f301bf1e5ee991f0674f2b7b0909e9b5924c8aec2352b7957a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-buf v2.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "e0691e9497d62f301bf1e5ee991f0674f2b7b0909e9b5924c8aec2352b7957a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0691e9497d62f301bf1e5ee991f0674f2b7b0909e9b5924c8aec2352b7957a9", kill_on_drop: false }`
[INFO] [stdout] e0691e9497d62f301bf1e5ee991f0674f2b7b0909e9b5924c8aec2352b7957a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] e015d5239ed01ae0b8d649364446c8c4ede3af930e23deabad3bd54d018225f2
[INFO] running `Command { std: "docker" "start" "-a" "e015d5239ed01ae0b8d649364446c8c4ede3af930e23deabad3bd54d018225f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-buf v2.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "e015d5239ed01ae0b8d649364446c8c4ede3af930e23deabad3bd54d018225f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e015d5239ed01ae0b8d649364446c8c4ede3af930e23deabad3bd54d018225f2", kill_on_drop: false }`
[INFO] [stdout] e015d5239ed01ae0b8d649364446c8c4ede3af930e23deabad3bd54d018225f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e73bc669f906ee3cafac078884582de473c3b00f4999ee565e73372c89952b40
[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" "e73bc669f906ee3cafac078884582de473c3b00f4999ee565e73372c89952b40", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/str_buf-e4adcce378c86879)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic_asserts.rs (/opt/rustwide/target/debug/deps/panic_asserts-d877641676432a00)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test and_overflow_panic - should panic ... ok
[INFO] [stderr]      Running tests/push.rs (/opt/rustwide/target/debug/deps/push-a2233177c8839555)
[INFO] [stdout] test and_overflow_panic_over_max_capacity - should panic ... ok
[INFO] [stderr]    Doc-tests str-buf
[INFO] [stdout] test from_str_overflow_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_correctly_truncate_by_char_boundary ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - StrBuf (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e73bc669f906ee3cafac078884582de473c3b00f4999ee565e73372c89952b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73bc669f906ee3cafac078884582de473c3b00f4999ee565e73372c89952b40", kill_on_drop: false }`
[INFO] [stdout] e73bc669f906ee3cafac078884582de473c3b00f4999ee565e73372c89952b40