[INFO] cloning repository https://github.com/dotboris/alt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dotboris/alt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdotboris%2Falt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdotboris%2Falt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b92d11c163a853a60da014a6439733dfbe575e1e
[INFO] testing dotboris/alt against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdotboris%2Falt" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dotboris/alt 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 git repo https://github.com/dotboris/alt
[INFO] finished tweaking git repo https://github.com/dotboris/alt
[INFO] tweaked toml for git repo https://github.com/dotboris/alt written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dotboris/alt already has a lockfile, it will not be regenerated
[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] d8d0715ad07d8c5400ed0885ac416d081827c464527550f3cca1076a4d7f3590
[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" "d8d0715ad07d8c5400ed0885ac416d081827c464527550f3cca1076a4d7f3590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8d0715ad07d8c5400ed0885ac416d081827c464527550f3cca1076a4d7f3590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d0715ad07d8c5400ed0885ac416d081827c464527550f3cca1076a4d7f3590", kill_on_drop: false }`
[INFO] [stdout] d8d0715ad07d8c5400ed0885ac416d081827c464527550f3cca1076a4d7f3590
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c081ae43037b57d885db8b33208f1b74501abdfa59729346eaaa0d458d22f279
[INFO] running `Command { std: "docker" "start" "-a" "c081ae43037b57d885db8b33208f1b74501abdfa59729346eaaa0d458d22f279", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling syn v1.0.4
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling dialoguer v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling alt v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.50s
[INFO] running `Command { std: "docker" "inspect" "c081ae43037b57d885db8b33208f1b74501abdfa59729346eaaa0d458d22f279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c081ae43037b57d885db8b33208f1b74501abdfa59729346eaaa0d458d22f279", kill_on_drop: false }`
[INFO] [stdout] c081ae43037b57d885db8b33208f1b74501abdfa59729346eaaa0d458d22f279
[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] fbfbc36c1591ed96c62cf3f3c80de1c37f14aaa7afa546501b87a3a15def9917
[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" "fbfbc36c1591ed96c62cf3f3c80de1c37f14aaa7afa546501b87a3a15def9917", kill_on_drop: false }`
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling escargot v0.5.2
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling predicates v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling assert_cmd v1.0.7
[INFO] [stderr]    Compiling alt v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.61s
[INFO] running `Command { std: "docker" "inspect" "fbfbc36c1591ed96c62cf3f3c80de1c37f14aaa7afa546501b87a3a15def9917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbfbc36c1591ed96c62cf3f3c80de1c37f14aaa7afa546501b87a3a15def9917", kill_on_drop: false }`
[INFO] [stdout] fbfbc36c1591ed96c62cf3f3c80de1c37f14aaa7afa546501b87a3a15def9917
[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] 5d483133a013479b63d36c38bc1855b532882fa1842c92b02d6e13afa3757cac
[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" "5d483133a013479b63d36c38bc1855b532882fa1842c92b02d6e13afa3757cac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alt-e40e4828b25f765c)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test config::tests::home_dir_should_read_alt_home_env ... ok
[INFO] [stdout] test def_file::tests::find_bin_returns_none_on_empty_defs ... ok
[INFO] [stdout] test def_file::tests::find_bin_returns_none_when_command_not_defined ... ok
[INFO] [stdout] test def_file::tests::find_bin_returns_none_when_version_not_defined ... ok
[INFO] [stdout] test def_file::tests::find_bin_returns_path_when_command_and_version_defined ... ok
[INFO] [stdout] test def_file::tests::remove_version_does_nothing_when_given_version_that_does_not_exist ... ok
[INFO] [stdout] test scan::path_suffix::tests::command_with_simple_number_suffix_should_parse ... ok
[INFO] [stdout] test def_file::tests::remove_version_does_nothing_on_empty_defs ... ok
[INFO] [stdout] test config::tests::home_dir_should_default ... ok
[INFO] [stdout] test scan::homebrew::tests::test_parse_version_path_node ... ok
[INFO] [stdout] test def_file::tests::remove_version_removed_whole_command_def_when_left_empty ... ok
[INFO] [stdout] test def_file::tests::remove_version_removes_given_command_version_pair ... ok
[INFO] [stdout] test scan::homebrew::tests::test_parse_linuxbrew_path_node ... ok
[INFO] [stdout] test scan::homebrew::tests::test_parse_version_path_php ... ok
[INFO] [stdout] test scan::path_suffix::tests::command_with_text_suffix_should_not_parse ... ok
[INFO] [stdout] test scan::path_suffix::tests::emoji_command_with_dash_single_digit_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::emoji_command_with_dot_version ... ok
[INFO] [stdout] test shim::tests::test_get_command_command ... ok
[INFO] [stdout] test shim::tests::test_absolute_alt_is_not_shim ... ok
[INFO] [stdout] test scan::path_suffix::tests::single_letter_command_with_dot_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::single_letter_command_with_dash_dot_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::single_letter_command_with_single_digit_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::command_trailing_period_in_suffix_should_not_parse ... ok
[INFO] [stdout] test scan::path_suffix::tests::emoji_command_with_dash_dot_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::command_only_should_not_parse ... ok
[INFO] [stdout] test shim::tests::test_absolute_non_alt_is_not_shim ... ok
[INFO] [stdout] test scan::path_suffix::tests::single_letter_command_with_dash_single_digit_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::emoji_command_with_single_digit_version ... ok
[INFO] [stdout] test scan::path_suffix::tests::command_with_version_suffix_and_dash_should_parse ... ok
[INFO] [stdout] test scan::path_suffix::tests::command_with_version_suffix_should_parse ... ok
[INFO] [stdout] test shim::tests::test_alt_command_is_not_shim ... ok
[INFO] [stdout] test shim::tests::test_get_command_absolute ... ok
[INFO] [stdout] test shim::tests::test_get_command_relative ... ok
[INFO] [stdout] test shim::tests::test_non_alt_command_is_shim ... ok
[INFO] [stdout] test shim::tests::test_relative_non_alt_is_not_shim ... ok
[INFO] [stdout] test shim::tests::test_relative_alt_is_not_shim ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/doctor_def_test.rs (/opt/rustwide/target/debug/deps/doctor_def_test-dceb0870a55d30f7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test success_with_no_problems ... ok
[INFO] [stdout] Problem: Bin for thingy version 1 (/tmp/alt-tests-jVzg9ATNm1/thingy-1) is not a file.
[INFO] [stdout] Fix Available: Remove entry for thingy version 1.
[INFO] [stdout] Applying fix because command was called with --fix-mode auto
[INFO] [stdout] Fixed: Removed entry for thingy version 1.
[INFO] [stdout] 
[INFO] [stdout] Found 1 problems. Fixed 1/1.
[INFO] [stdout] test remove_entry_for_defined_dir ... ok
[INFO] [stdout] Problem: Bin for thingy version 1 (/tmp/alt-tests-t01qtrVCYL/stub-bins/thingy-1) does not exist.
[INFO] [stdout] Fix Available: Remove entry for thingy version 1.
[INFO] [stdout] Applying fix because command was called with --fix-mode auto
[INFO] [stdout] Fixed: Removed entry for thingy version 1.
[INFO] [stdout] 
[INFO] [stdout] Found 1 problems. Fixed 1/1.
[INFO] [stdout] test remove_entry_for_missing_bin ... ok
[INFO] [stdout] Problem: Bin for thingy version 1 (/tmp/alt-tests-bTKyyWQDzR/stub-bins/thingy-1) is not executable.
[INFO] [stdout] Fix Available: Remove entry for thingy version 1.
[INFO] [stdout] Applying fix because command was called with --fix-mode auto
[INFO] [stdout] Fixed: Removed entry for thingy version 1.
[INFO] [stdout] 
[INFO] [stdout] Found 1 problems. Fixed 1/1.
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-ee8af1a9b4d137c1)
[INFO] [stdout] test remove_entry_for_non_executable_bin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 41.49s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test use_with_subdir_overwrite ... ok
[INFO] [stdout] test use_with_subdir ... ok
[INFO] [stdout] test system_with_no_use ... ok
[INFO] [stdout] test def_and_use ... ok
[INFO] [stdout] test reset_with_use_system ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_env.rs (/opt/rustwide/target/debug/deps/test_env-b353a322a21bdc00)
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "5d483133a013479b63d36c38bc1855b532882fa1842c92b02d6e13afa3757cac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d483133a013479b63d36c38bc1855b532882fa1842c92b02d6e13afa3757cac", kill_on_drop: false }`
[INFO] [stdout] 5d483133a013479b63d36c38bc1855b532882fa1842c92b02d6e13afa3757cac