[INFO] fetching crate ruffer 1.0.3...
[INFO] testing ruffer-1.0.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate ruffer 1.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ruffer 1.0.3
[INFO] finished tweaking crates.io crate ruffer 1.0.3
[INFO] tweaked toml for crates.io crate ruffer 1.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruffer 1.0.3 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51da2b7ed68e2541176370377e683ce5868e06e268caf66010ead29d7e75fccb
[INFO] running `Command { std: "docker" "start" "-a" "51da2b7ed68e2541176370377e683ce5868e06e268caf66010ead29d7e75fccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51da2b7ed68e2541176370377e683ce5868e06e268caf66010ead29d7e75fccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51da2b7ed68e2541176370377e683ce5868e06e268caf66010ead29d7e75fccb", kill_on_drop: false }`
[INFO] [stdout] 51da2b7ed68e2541176370377e683ce5868e06e268caf66010ead29d7e75fccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b11eaf1099a095b9dd55f32a77354201a9b391a15b585002e9e3628986b80a0
[INFO] running `Command { std: "docker" "start" "-a" "0b11eaf1099a095b9dd55f32a77354201a9b391a15b585002e9e3628986b80a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruffer v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "0b11eaf1099a095b9dd55f32a77354201a9b391a15b585002e9e3628986b80a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b11eaf1099a095b9dd55f32a77354201a9b391a15b585002e9e3628986b80a0", kill_on_drop: false }`
[INFO] [stdout] 0b11eaf1099a095b9dd55f32a77354201a9b391a15b585002e9e3628986b80a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b62a506220c48d6a74f7e95ace15ca52a78f2a5cb7657d81e7be8310b514d561
[INFO] running `Command { std: "docker" "start" "-a" "b62a506220c48d6a74f7e95ace15ca52a78f2a5cb7657d81e7be8310b514d561", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruffer v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "b62a506220c48d6a74f7e95ace15ca52a78f2a5cb7657d81e7be8310b514d561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b62a506220c48d6a74f7e95ace15ca52a78f2a5cb7657d81e7be8310b514d561", kill_on_drop: false }`
[INFO] [stdout] b62a506220c48d6a74f7e95ace15ca52a78f2a5cb7657d81e7be8310b514d561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72e68bd7de504783d8ea03de86b8ee3a9e298d71df11ca50efae701aad7ea0ce
[INFO] running `Command { std: "docker" "start" "-a" "72e68bd7de504783d8ea03de86b8ee3a9e298d71df11ca50efae701aad7ea0ce", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruffer-9f9a561c3bdb2a87)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::create_ringbuffer_with_capacity ... ok
[INFO] [stdout] test tests::create_ringbuffer_default ... ok
[INFO] [stdout] test tests::disable_overwrite ... ok
[INFO] [stdout] test tests::is_empty ... ok
[INFO] [stdout] test tests::pop_bytes_nowrap ... ok
[INFO] [stdout] test tests::pop_bytes_wrap ... ok
[INFO] [stdout] test tests::resize_bigger_than_original ... ok
[INFO] [stdout] test tests::read_empty ... ok
[INFO] [stdout] test tests::resize_smaller_than_original ... ok
[INFO] [stdout] test tests::to_vec_nonzero_tail ... ok
[INFO] [stdout] test tests::to_vec_zero_tail ... ok
[INFO] [stdout] test tests::write_equal_to_capacity_then_read ... ok
[INFO] [stdout] test tests::write_greater_than_capacity_then_read ... ok
[INFO] [stdout] test tests::write_less_than_capacity ... ok
[INFO] [stdout] test tests::write_less_than_capacity_then_read ... ok
[INFO] [stdout] test tests::write_greater_than_capacity ... ok
[INFO] [stderr]    Doc-tests ruffer
[INFO] [stdout] test tests::write_equal_to_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 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 src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "72e68bd7de504783d8ea03de86b8ee3a9e298d71df11ca50efae701aad7ea0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e68bd7de504783d8ea03de86b8ee3a9e298d71df11ca50efae701aad7ea0ce", kill_on_drop: false }`
[INFO] [stdout] 72e68bd7de504783d8ea03de86b8ee3a9e298d71df11ca50efae701aad7ea0ce