[INFO] fetching crate operational-transform 0.6.0...
[INFO] testing operational-transform-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate operational-transform 0.6.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate operational-transform 0.6.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate operational-transform 0.6.0
[INFO] finished tweaking crates.io crate operational-transform 0.6.0
[INFO] tweaked toml for crates.io crate operational-transform 0.6.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 478cb7b09efe6fb046aaca6e7b17e50cb20d10e304aa30c15fe517d5b52b1086
[INFO] running `Command { std: "docker" "start" "-a" "478cb7b09efe6fb046aaca6e7b17e50cb20d10e304aa30c15fe517d5b52b1086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478cb7b09efe6fb046aaca6e7b17e50cb20d10e304aa30c15fe517d5b52b1086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478cb7b09efe6fb046aaca6e7b17e50cb20d10e304aa30c15fe517d5b52b1086", kill_on_drop: false }`
[INFO] [stdout] 478cb7b09efe6fb046aaca6e7b17e50cb20d10e304aa30c15fe517d5b52b1086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00d178930ceb5ffa4a70400c513be6f83b4f0e0cd6bd79d496c6b1a8d1a05ab5
[INFO] running `Command { std: "docker" "start" "-a" "00d178930ceb5ffa4a70400c513be6f83b4f0e0cd6bd79d496c6b1a8d1a05ab5", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling operational-transform v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "00d178930ceb5ffa4a70400c513be6f83b4f0e0cd6bd79d496c6b1a8d1a05ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d178930ceb5ffa4a70400c513be6f83b4f0e0cd6bd79d496c6b1a8d1a05ab5", kill_on_drop: false }`
[INFO] [stdout] 00d178930ceb5ffa4a70400c513be6f83b4f0e0cd6bd79d496c6b1a8d1a05ab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6de35f09d52ee9ceb2babda1785e1e73b2cfc11c94bf11de1d2711bc74528e4
[INFO] running `Command { std: "docker" "start" "-a" "d6de35f09d52ee9ceb2babda1785e1e73b2cfc11c94bf11de1d2711bc74528e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling operational-transform v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.32s
[INFO] running `Command { std: "docker" "inspect" "d6de35f09d52ee9ceb2babda1785e1e73b2cfc11c94bf11de1d2711bc74528e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6de35f09d52ee9ceb2babda1785e1e73b2cfc11c94bf11de1d2711bc74528e4", kill_on_drop: false }`
[INFO] [stdout] d6de35f09d52ee9ceb2babda1785e1e73b2cfc11c94bf11de1d2711bc74528e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ca720fcefb683ac8f0be85641a200a15a3b1e1b99a87e35d299912caf8e4aac
[INFO] running `Command { std: "docker" "start" "-a" "2ca720fcefb683ac8f0be85641a200a15a3b1e1b99a87e35d299912caf8e4aac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/operational_transform-f87eba7de81c2e05)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::lengths ... ok
[INFO] [stdout] test tests::empty_ops ... ok
[INFO] [stdout] test tests::sequence ... ok
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::is_noop ... ok
[INFO] [stdout] test tests::ops_merging ... ok
[INFO] [stdout] test tests::transform ... ok
[INFO] [stdout] test tests::apply ... ok
[INFO] [stdout] test tests::compose ... ok
[INFO] [stdout] test tests::invert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests operational-transform
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 74) ... ignored
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ca720fcefb683ac8f0be85641a200a15a3b1e1b99a87e35d299912caf8e4aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ca720fcefb683ac8f0be85641a200a15a3b1e1b99a87e35d299912caf8e4aac", kill_on_drop: false }`
[INFO] [stdout] 2ca720fcefb683ac8f0be85641a200a15a3b1e1b99a87e35d299912caf8e4aac