[INFO] fetching crate rust_release_channel 0.3.0...
[INFO] testing rust_release_channel-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rust_release_channel 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rust_release_channel 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_release_channel 0.3.0
[INFO] finished tweaking crates.io crate rust_release_channel 0.3.0
[INFO] tweaked toml for crates.io crate rust_release_channel 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 845db060bd110dee124a030d55f087c1f0f8f764f63be74ce4bc4d80af9aa2a7
[INFO] running `Command { std: "docker" "start" "-a" "845db060bd110dee124a030d55f087c1f0f8f764f63be74ce4bc4d80af9aa2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "845db060bd110dee124a030d55f087c1f0f8f764f63be74ce4bc4d80af9aa2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "845db060bd110dee124a030d55f087c1f0f8f764f63be74ce4bc4d80af9aa2a7", kill_on_drop: false }`
[INFO] [stdout] 845db060bd110dee124a030d55f087c1f0f8f764f63be74ce4bc4d80af9aa2a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47ebb0782d6553a441ae6adbfa1875cacad75c9bb421913318dff47920f904b4
[INFO] running `Command { std: "docker" "start" "-a" "47ebb0782d6553a441ae6adbfa1875cacad75c9bb421913318dff47920f904b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rust_release_channel v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `available`
[INFO] [stdout]    --> src/serialization.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             available: bool,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `EncodedArtefact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/serialization.rs:143:31
[INFO] [stdout]     |
[INFO] [stdout] 143 |         #[derive(Deserialize, Debug)]
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "47ebb0782d6553a441ae6adbfa1875cacad75c9bb421913318dff47920f904b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ebb0782d6553a441ae6adbfa1875cacad75c9bb421913318dff47920f904b4", kill_on_drop: false }`
[INFO] [stdout] 47ebb0782d6553a441ae6adbfa1875cacad75c9bb421913318dff47920f904b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b1090a975d97b7d8c9aeb91331bdae1465e4bf95d59e4bfba04947e5bd6b903
[INFO] running `Command { std: "docker" "start" "-a" "9b1090a975d97b7d8c9aeb91331bdae1465e4bf95d59e4bfba04947e5bd6b903", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: field is never read: `available`
[INFO] [stdout]    --> src/serialization.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             available: bool,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `EncodedArtefact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/serialization.rs:143:31
[INFO] [stdout]     |
[INFO] [stdout] 143 |         #[derive(Deserialize, Debug)]
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v0.5.1
[INFO] [stderr]    Compiling rust_release_channel v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/tests.rs:90:6
[INFO] [stdout]    |
[INFO] [stdout] 90 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/tests.rs:578:19
[INFO] [stdout]     |
[INFO] [stdout] 578 |     errors.sort();;
[INFO] [stdout]     |                   ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `available`
[INFO] [stdout]    --> src/serialization.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             available: bool,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `EncodedArtefact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/serialization.rs:143:31
[INFO] [stdout]     |
[INFO] [stdout] 143 |         #[derive(Deserialize, Debug)]
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.60s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_release_channel-4069b20148e37884)
[INFO] running `Command { std: "docker" "inspect" "9b1090a975d97b7d8c9aeb91331bdae1465e4bf95d59e4bfba04947e5bd6b903", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1090a975d97b7d8c9aeb91331bdae1465e4bf95d59e4bfba04947e5bd6b903", kill_on_drop: false }`
[INFO] [stdout] 9b1090a975d97b7d8c9aeb91331bdae1465e4bf95d59e4bfba04947e5bd6b903
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba8fdec80971335d4e53479c0b5358eaf8bc380ab36a57c93b7cd0bcb84bebaa
[INFO] running `Command { std: "docker" "start" "-a" "ba8fdec80971335d4e53479c0b5358eaf8bc380ab36a57c93b7cd0bcb84bebaa", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `available`
[INFO] [stderr]    --> src/serialization.rs:145:13
[INFO] [stderr]     |
[INFO] [stderr] 145 |             available: bool,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `EncodedArtefact` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/serialization.rs:143:31
[INFO] [stderr]     |
[INFO] [stderr] 143 |         #[derive(Deserialize, Debug)]
[INFO] [stderr]     |                               ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/tests.rs:90:6
[INFO] [stderr]    |
[INFO] [stderr] 90 |     };
[INFO] [stderr]    |      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/tests.rs:578:19
[INFO] [stderr]     |
[INFO] [stderr] 578 |     errors.sort();;
[INFO] [stderr]     |                   ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_release_channel` (lib) generated 1 warning
[INFO] [stderr] warning: `rust_release_channel` (lib test) generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_release_channel-4069b20148e37884)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test tests::deserialize_rejects_invalid_date ... ok
[INFO] [stdout] test tests::deserialize_channel ... ok
[INFO] [stdout] test tests::deserialize_rejects_unknown_version ... ok
[INFO] [stdout] test tests::deserialize_rejects_v3 ... ok
[INFO] [stdout] test tests::deserialize_rejects_v1 ... ok
[INFO] [stdout] test tests::deserialize_rejects_invalid_url ... ok
[INFO] [stdout] test tests::new_channel ... ok
[INFO] [stdout] test tests::sort_cycle_acccepts_empty_cyle ... ok
[INFO] [stdout] test tests::sort_cycle_preserves_cycle_order ... ok
[INFO] [stdout] test tests::sort_cycle_leaves_sorted_cycle_alone ... ok
[INFO] [stdout] test tests::sort_cycle_puts_smallest_item_first ... ok
[INFO] [stdout] test tests::serialize_channel ... ok
[INFO] [stdout] test tests::test_display_archiveformat ... ok
[INFO] [stdout] test tests::test_display_artefact ... ok
[INFO] [stdout] test tests::test_display_artefacttoken ... ok
[INFO] [stdout] test tests::test_display_artefactsource ... ok
[INFO] [stdout] test tests::test_display_package ... ok
[INFO] [stdout] test tests::test_errors_are_send_and_sync ... ok
[INFO] [stdout] test tests::validate_rejects_a_package_that_exists ... ok
[INFO] [stdout] test tests::validate_detects_multiple_problems ... ok
[INFO] [stdout] test tests::validate_rejects_component_arbitrary_dependency_loops ... ok
[INFO] [stdout] test tests::lookup_unknown_token ... ok
[INFO] [stdout] test tests::validate_accepts_dependency_loop_via_extension ... ok
[INFO] [stdout] test tests::validate_rejects_package_extension_with_bogus_package ... ok
[INFO] [stdout] test tests::validate_rejects_package_extension_with_bogus_target ... ok
[INFO] [stdout] test tests::validate_rejects_component_direct_dependency_loop ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::validate_rejects_package_component_with_bogus_package ... ok
[INFO] [stdout] test tests::validate_rejects_bogus_rename_destination ... ok
[INFO] [stdout] test tests::validate_rejects_renaming_a_package_to_itself ... ok
[INFO] [stdout] test tests::validate_rejects_package_component_with_bogus_target ... ok
[INFO] [stdout] test tests::validate_accepts_valid_manifest ... ok
[INFO] [stdout] test tests::lookup_known_token ... ok
[INFO] [stdout] test tests::lookup_known_token_with_rename ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_release_channel
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 103) ... ok
[INFO] [stdout] test src/lib.rs - Channel::with_date (line 263) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - Channel::new (line 247) ... ok
[INFO] [stdout] test src/lib.rs - ArchiveSource::new (line 776) ... ok
[INFO] [stdout] test src/lib.rs - Channel (line 201) ... ok
[INFO] [stdout] test src/lib.rs - Channel::validate (line 381) ... ok
[INFO] [stdout] test src/lib.rs - (line 162) ... ok
[INFO] [stdout] test src/lib.rs - Channel::to_string (line 283) ... ok
[INFO] [stdout] test src/lib.rs - Artefact::new (line 609) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactQuery::new (line 956) ... ok
[INFO] [stdout] test src/lib.rs - Package::new (line 527) ... ok
[INFO] [stdout] test src/lib.rs - Channel::lookup_artefact (line 321) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactToken::new (line 888) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactQuery::to_token (line 973) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactToken (line 849) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactToken (line 830) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactQuery::to_token (line 982) ... ok
[INFO] [stdout] test src/lib.rs - ArtefactQuery (line 919) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba8fdec80971335d4e53479c0b5358eaf8bc380ab36a57c93b7cd0bcb84bebaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8fdec80971335d4e53479c0b5358eaf8bc380ab36a57c93b7cd0bcb84bebaa", kill_on_drop: false }`
[INFO] [stdout] ba8fdec80971335d4e53479c0b5358eaf8bc380ab36a57c93b7cd0bcb84bebaa