[INFO] fetching crate tuning 0.1.8...
[INFO] testing tuning-0.1.8 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate tuning 0.1.8 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tuning 0.1.8 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuning 0.1.8
[INFO] finished tweaking crates.io crate tuning 0.1.8
[INFO] tweaked toml for crates.io crate tuning 0.1.8 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate tuning 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.34
[INFO] [stderr]   Downloaded subprocess v0.1.18
[INFO] [stderr]   Downloaded tera v1.1.0
[INFO] [stderr]   Downloaded blake2b_simd v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] feac5a5afcfa1a8ce5371356da3d2e34684dad43ceca948cfa304ec003e4cbf0
[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" "feac5a5afcfa1a8ce5371356da3d2e34684dad43ceca948cfa304ec003e4cbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "feac5a5afcfa1a8ce5371356da3d2e34684dad43ceca948cfa304ec003e4cbf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feac5a5afcfa1a8ce5371356da3d2e34684dad43ceca948cfa304ec003e4cbf0", kill_on_drop: false }`
[INFO] [stdout] feac5a5afcfa1a8ce5371356da3d2e34684dad43ceca948cfa304ec003e4cbf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 86c40dc85bc794eb47243641711de14d78f66f660533f8358da006bb3a65d504
[INFO] running `Command { std: "docker" "start" "-a" "86c40dc85bc794eb47243641711de14d78f66f660533f8358da006bb3a65d504", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling regex-syntax v0.6.16
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling subprocess v0.1.18
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling mktemp v0.4.0
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pest_generator v2.1.2
[INFO] [stderr]    Compiling ignore v0.4.11
[INFO] [stderr]    Compiling globwalk v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling tera v1.1.0
[INFO] [stderr]    Compiling tuning v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `Command { std: "docker" "inspect" "86c40dc85bc794eb47243641711de14d78f66f660533f8358da006bb3a65d504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c40dc85bc794eb47243641711de14d78f66f660533f8358da006bb3a65d504", kill_on_drop: false }`
[INFO] [stdout] 86c40dc85bc794eb47243641711de14d78f66f660533f8358da006bb3a65d504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1407daa70586179c848088fe6706dde5fadd25145819be8575e3eb5cfc5f55a
[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" "f1407daa70586179c848088fe6706dde5fadd25145819be8575e3eb5cfc5f55a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuning v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "f1407daa70586179c848088fe6706dde5fadd25145819be8575e3eb5cfc5f55a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1407daa70586179c848088fe6706dde5fadd25145819be8575e3eb5cfc5f55a", kill_on_drop: false }`
[INFO] [stdout] f1407daa70586179c848088fe6706dde5fadd25145819be8575e3eb5cfc5f55a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 987c218ec8a6842d4cc6cc37d51de4ab0fe03f3b0f2d1f6c98ce31daff911049
[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" "987c218ec8a6842d4cc6cc37d51de4ab0fe03f3b0f2d1f6c98ce31daff911049", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tuning-b782b7c7509e7a8a
[INFO] [stdout] 
[INFO] [stdout] running 43 tests
[INFO] [stderr] error: Found argument '--flag-does-not-exist' which wasn't expected, or isn't valid in this context
[INFO] [stdout] test lib::jobs::command::tests::name_with_command_and_argv ... ok
[INFO] [stderr] 
[INFO] [stderr] USAGE:
[INFO] [stderr]     cargo [+toolchain] [OPTIONS] [SUBCOMMAND]
[INFO] [stderr] 
[INFO] [stderr] For more information try --help
[INFO] [stdout] test lib::jobs::file::tests::link_removes_existing_file_at_path ... ok
[INFO] [stdout] test lib::jobs::file::tests::link_removes_existing_directory_at_path ... ok
[INFO] [stdout] test lib::jobs::file::tests::link_corrects_existing_symlink ... ok
[INFO] [stdout] test lib::jobs::command::tests::skips_when_creates_file_already_exists ... ok
[INFO] [stdout] test lib::jobs::command::tests::name_with_command ... ok
[INFO] [stdout] test lib::jobs::command::tests::skips_when_removes_file_already_gone ... ok
[INFO] [stdout] test lib::jobs::file::tests::link_symlinks_src_to_path ... ok
[INFO] [stdout] test lib::jobs::file::tests::absent_makes_nochange_when_already_absent ... ok
[INFO] [stdout] test lib::jobs::file::tests::absent_deletes_existing_directory ... ok
[INFO] [stdout] test lib::jobs::file::tests::absent_deletes_existing_file ... ok
[INFO] [stdout] test lib::jobs::command::tests::error_after_running_failed_command ... ok
[INFO] [stdout] test lib::jobs::command::tests::name_with_command_and_removes ... ok
[INFO] [stdout] test lib::jobs::command::tests::name_with_command_and_creates ... ok
[INFO] [stdout] test lib::jobs::command::tests::name_with_command_and_chdir ... ok
[INFO] [stdout] test lib::jobs::tests::file_toml ... ok
[INFO] [stdout] test lib::jobs::tests::command_toml ... ok
[INFO] [stdout] test lib::jobs::file::tests::link_without_force_requires_path_to_not_exist ... ok
[INFO] [stdout] test lib::jobs::file::tests::name_touch ... ok
[INFO] [stdout] test lib::jobs::file::tests::touch_creates_new_empty_file ... ok
[INFO] [stdout] test lib::jobs::tests::absent_when_defaults_to_true ... ok
[INFO] [stdout] test lib::jobs::file::tests::name_absent_force ... ok
[INFO] [stdout] test lib::jobs::file::tests::name_link ... ok
[INFO] [stdout] test lib::jobs::file::tests::name_absent ... ok
[INFO] [stdout] test lib::jobs::file::tests::link_without_force_requires_src_to_exist ... ok
[INFO] [stdout] test lib::jobs::file::tests::touch_makes_nochange_for_existing_path ... ok
[INFO] [stdout] test lib::jobs::file::tests::link_symlinks_src_to_path_in_new_directory ... ok
[INFO] [stdout] test lib::runner::tests::run_does_not_execute_ordered_job_when_some_needs_are_not_done ... ok
[INFO] [stdout] test lib::template::tests::render_toml_with_missing_value ... ok
[INFO] [stdout] test lib::template::tests::render_errs_if_bad_toml ... ok
[INFO] [stdout] test lib::jobs::file::tests::name_link_force ... ok
[INFO] [stdout] test lib::runner::tests::run_does_not_execute_ordered_job_when_needs_are_not_done ... ok
[INFO] [stdout] test lib::jobs::command::tests::done_after_running_command ... ok
[INFO] [stdout] cargo 1.49.0-nightly (2af662e22 2020-11-12)
[INFO] [stdout] test lib::template::tests::render_errs_if_not_toml ... ok
[INFO] [stdout] test lib::runner::tests::run_executes_jobs_with_complex_needs ... ok
[INFO] [stdout] test lib::template::tests::render_toml_without_expressions ... ok
[INFO] [stdout] test lib::template::tests::render_toml_with_expressions ... ok
[INFO] [stdout] test lib::runner::tests::run_executes_ordered_jobs ... ok
[INFO] [stdout] test lib::jobs::file::tests::name_directory ... ok
[INFO] [stdout] test lib::template::tests::render_toml_with_function_expressions ... ok
[INFO] [stdout] test lib::runner::tests::run_executes_unordered_jobs ... ok
[INFO] [stdout] test lib::runner::tests::run_does_not_execute_job_with_false_when_or_needs_job_with_false_when ... ok
[INFO] [stdout] test lib::runner::tests::run_executes_unordered_jobs_concurrently ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 43 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "987c218ec8a6842d4cc6cc37d51de4ab0fe03f3b0f2d1f6c98ce31daff911049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "987c218ec8a6842d4cc6cc37d51de4ab0fe03f3b0f2d1f6c98ce31daff911049", kill_on_drop: false }`
[INFO] [stdout] 987c218ec8a6842d4cc6cc37d51de4ab0fe03f3b0f2d1f6c98ce31daff911049