[INFO] fetching crate git-gamble 2.3.0... [INFO] testing git-gamble-2.3.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate git-gamble 2.3.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate git-gamble 2.3.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate git-gamble 2.3.0 [INFO] finished tweaking crates.io crate git-gamble 2.3.0 [INFO] tweaked toml for crates.io crate git-gamble 2.3.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate git-gamble 2.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded test-env-log v0.2.7 [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d54debb91c0457490ba57ffd2558992000fcac8e5f13f8c731448a697e698b27 [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" "d54debb91c0457490ba57ffd2558992000fcac8e5f13f8c731448a697e698b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d54debb91c0457490ba57ffd2558992000fcac8e5f13f8c731448a697e698b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d54debb91c0457490ba57ffd2558992000fcac8e5f13f8c731448a697e698b27", kill_on_drop: false }` [INFO] [stdout] d54debb91c0457490ba57ffd2558992000fcac8e5f13f8c731448a697e698b27 [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87bb86d676d036648628fa5865c0e2d273e4b2692fc2b0e5048cbacbb8cae2e9 [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" "87bb86d676d036648628fa5865c0e2d273e4b2692fc2b0e5048cbacbb8cae2e9", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling shlex v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling term_size v0.3.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling structopt v0.3.21 [INFO] [stderr] Compiling git-gamble v2.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.79s [INFO] running `Command { std: "docker" "inspect" "87bb86d676d036648628fa5865c0e2d273e4b2692fc2b0e5048cbacbb8cae2e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87bb86d676d036648628fa5865c0e2d273e4b2692fc2b0e5048cbacbb8cae2e9", kill_on_drop: false }` [INFO] [stdout] 87bb86d676d036648628fa5865c0e2d273e4b2692fc2b0e5048cbacbb8cae2e9 [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 484c3365fd9c54b743bb68a9452a7faf039126c78edfde10ea37b678f84bf97d [INFO] running `Command { std: "docker" "start" "-a" "484c3365fd9c54b743bb68a9452a7faf039126c78edfde10ea37b678f84bf97d", kill_on_drop: false }` [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling difflib v0.4.0 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling test-case v1.2.0 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling test-env-log v0.2.7 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling predicates-tree v1.0.2 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling bstr v0.2.15 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling predicates v2.0.2 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling assert_cmd v2.0.1 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling spectral v0.6.0 [INFO] [stderr] Compiling speculate v0.1.2 [INFO] [stderr] Compiling git-gamble v2.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 43.31s [INFO] running `Command { std: "docker" "inspect" "484c3365fd9c54b743bb68a9452a7faf039126c78edfde10ea37b678f84bf97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "484c3365fd9c54b743bb68a9452a7faf039126c78edfde10ea37b678f84bf97d", kill_on_drop: false }` [INFO] [stdout] 484c3365fd9c54b743bb68a9452a7faf039126c78edfde10ea37b678f84bf97d [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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] dd5cd2af702ac2cea66e9cdc1eb787a9ece5112ee738f92a21dc69dffc505551 [INFO] running `Command { std: "docker" "start" "-a" "dd5cd2af702ac2cea66e9cdc1eb787a9ece5112ee738f92a21dc69dffc505551", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/git_gamble-9b7f954152478874) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test command_choice::speculate_0::trc::test_should_commit_when_command_exited_with_a_non_zero_code ... ok [INFO] [stdout] test command_choice::speculate_0::tcr::test_should_commit_when_command_exited_with_a_zero_code ... ok [INFO] [stdout] test command_choice::speculate_0::trc::test_should_revert_when_command_exited_with_a_zero_code ... ok [INFO] [stdout] test command_choice::speculate_0::tcr::test_should_revert_when_command_exited_with_a_non_zero_code ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "dd5cd2af702ac2cea66e9cdc1eb787a9ece5112ee738f92a21dc69dffc505551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd5cd2af702ac2cea66e9cdc1eb787a9ece5112ee738f92a21dc69dffc505551", kill_on_drop: false }` [INFO] [stdout] dd5cd2af702ac2cea66e9cdc1eb787a9ece5112ee738f92a21dc69dffc505551