[INFO] fetching crate lts 0.3.1...
[INFO] testing lts-0.3.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate lts 0.3.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate lts 0.3.1 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 lts 0.3.1
[INFO] finished tweaking crates.io crate lts 0.3.1
[INFO] tweaked toml for crates.io crate lts 0.3.1 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate lts 0.3.1 already has a lockfile, it will not be regenerated
[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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] defc01ed6844f34fa105f10c8b778fcd7917f5093a942386121533babd17ea8d
[INFO] running `Command { std: "docker" "start" "-a" "defc01ed6844f34fa105f10c8b778fcd7917f5093a942386121533babd17ea8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "defc01ed6844f34fa105f10c8b778fcd7917f5093a942386121533babd17ea8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "defc01ed6844f34fa105f10c8b778fcd7917f5093a942386121533babd17ea8d", kill_on_drop: false }`
[INFO] [stdout] defc01ed6844f34fa105f10c8b778fcd7917f5093a942386121533babd17ea8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] c4ec1a8b0f4f7e446598afec60e1cc247cff9aff235f625b8bc2240dafb0683f
[INFO] running `Command { std: "docker" "start" "-a" "c4ec1a8b0f4f7e446598afec60e1cc247cff9aff235f625b8bc2240dafb0683f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling lts v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/regfork.rs:318:21
[INFO] [stdout]     |
[INFO] [stdout] 318 |         if let Some(path) = CargoConfig::cargo_private_custom_git_repo_path(&self.git_checkout) {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.21s
[INFO] running `Command { std: "docker" "inspect" "c4ec1a8b0f4f7e446598afec60e1cc247cff9aff235f625b8bc2240dafb0683f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ec1a8b0f4f7e446598afec60e1cc247cff9aff235f625b8bc2240dafb0683f", kill_on_drop: false }`
[INFO] [stdout] c4ec1a8b0f4f7e446598afec60e1cc247cff9aff235f625b8bc2240dafb0683f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 7316323c962fe9dc19025518488f5db950ab30922daf8d6654be0ba303cdab6c
[INFO] running `Command { std: "docker" "start" "-a" "7316323c962fe9dc19025518488f5db950ab30922daf8d6654be0ba303cdab6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lts v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/regfork.rs:318:21
[INFO] [stdout]     |
[INFO] [stdout] 318 |         if let Some(path) = CargoConfig::cargo_private_custom_git_repo_path(&self.git_checkout) {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/regfork.rs:318:21
[INFO] [stdout]     |
[INFO] [stdout] 318 |         if let Some(path) = CargoConfig::cargo_private_custom_git_repo_path(&self.git_checkout) {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/lts-71c7c62641d9010f)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_lts-c5482d2972d7d4e4)
[INFO] running `Command { std: "docker" "inspect" "7316323c962fe9dc19025518488f5db950ab30922daf8d6654be0ba303cdab6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7316323c962fe9dc19025518488f5db950ab30922daf8d6654be0ba303cdab6c", kill_on_drop: false }`
[INFO] [stdout] 7316323c962fe9dc19025518488f5db950ab30922daf8d6654be0ba303cdab6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 72616be6fc8acfc194b5fbdf3d670514292e2d36871b82e166a913ba5eb65ecd
[INFO] running `Command { std: "docker" "start" "-a" "72616be6fc8acfc194b5fbdf3d670514292e2d36871b82e166a913ba5eb65ecd", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]    --> src/regfork.rs:318:21
[INFO] [stderr]     |
[INFO] [stderr] 318 |         if let Some(path) = CargoConfig::cargo_private_custom_git_repo_path(&self.git_checkout) {
[INFO] [stderr]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lts` (lib) generated 1 warning
[INFO] [stderr] warning: `lts` (lib test) generated 1 warning (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/lts-71c7c62641d9010f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test cargo_repository_hash::hash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cargo_lts-c5482d2972d7d4e4)
[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] [stderr]    Doc-tests lts
[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" "72616be6fc8acfc194b5fbdf3d670514292e2d36871b82e166a913ba5eb65ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72616be6fc8acfc194b5fbdf3d670514292e2d36871b82e166a913ba5eb65ecd", kill_on_drop: false }`
[INFO] [stdout] 72616be6fc8acfc194b5fbdf3d670514292e2d36871b82e166a913ba5eb65ecd