[INFO] fetching crate dedup_iter 0.1.1...
[INFO] testing dedup_iter-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate dedup_iter 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dedup_iter 0.1.1 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 dedup_iter 0.1.1
[INFO] finished tweaking crates.io crate dedup_iter 0.1.1
[INFO] tweaked toml for crates.io crate dedup_iter 0.1.1 written to /workspace/builds/worker-0/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] 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d6fdffbe3ef594f81bfc525aa6f31709f93268fd8c05b0a83b6ac596693f7be
[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" "6d6fdffbe3ef594f81bfc525aa6f31709f93268fd8c05b0a83b6ac596693f7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d6fdffbe3ef594f81bfc525aa6f31709f93268fd8c05b0a83b6ac596693f7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6fdffbe3ef594f81bfc525aa6f31709f93268fd8c05b0a83b6ac596693f7be", kill_on_drop: false }`
[INFO] [stdout] 6d6fdffbe3ef594f81bfc525aa6f31709f93268fd8c05b0a83b6ac596693f7be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c419ccbedff45e6bbcbdb989fc7ec0158fcb465c5b90c8880f1532f49df8e9cc
[INFO] running `Command { std: "docker" "start" "-a" "c419ccbedff45e6bbcbdb989fc7ec0158fcb465c5b90c8880f1532f49df8e9cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling dedup_iter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "c419ccbedff45e6bbcbdb989fc7ec0158fcb465c5b90c8880f1532f49df8e9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c419ccbedff45e6bbcbdb989fc7ec0158fcb465c5b90c8880f1532f49df8e9cc", kill_on_drop: false }`
[INFO] [stdout] c419ccbedff45e6bbcbdb989fc7ec0158fcb465c5b90c8880f1532f49df8e9cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa25f51688d1277de7d49441ccb610757d8729ecaad4f5e39ec7a1fb91de7c9d
[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" "fa25f51688d1277de7d49441ccb610757d8729ecaad4f5e39ec7a1fb91de7c9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dedup_iter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:269:10
[INFO] [stdout]     |
[INFO] [stdout] 269 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 1.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/dedup_iter-67c94a2d7a7f05b9)
[INFO] running `Command { std: "docker" "inspect" "fa25f51688d1277de7d49441ccb610757d8729ecaad4f5e39ec7a1fb91de7c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa25f51688d1277de7d49441ccb610757d8729ecaad4f5e39ec7a1fb91de7c9d", kill_on_drop: false }`
[INFO] [stdout] fa25f51688d1277de7d49441ccb610757d8729ecaad4f5e39ec7a1fb91de7c9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] fcbaf03fbaea23e7e5a2470fe1bc825a9bc82717c9508fd9de45775ae8cb7243
[INFO] running `Command { std: "docker" "start" "-a" "fcbaf03fbaea23e7e5a2470fe1bc825a9bc82717c9508fd9de45775ae8cb7243", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:269:10
[INFO] [stderr]     |
[INFO] [stderr] 269 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dedup_iter` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dedup_iter-67c94a2d7a7f05b9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::dedup_by_key ... ok
[INFO] [stdout] test tests::dedup_iter_empty ... ok
[INFO] [stdout] test tests::dedup_iter_numbers ... ok
[INFO] [stdout] test tests::dedup_by_eq ... ok
[INFO] [stdout] test tests::dedup_by_always_same ... ok
[INFO] [stdout] test tests::remove_duplicate_whitespace ... ok
[INFO] [stderr]    Doc-tests dedup_iter
[INFO] [stdout] test tests::dedup_by_key_always_same ... ok
[INFO] [stdout] test tests::remove_duplicate_chars ... ok
[INFO] [stdout] test tests::almost_acronym ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fcbaf03fbaea23e7e5a2470fe1bc825a9bc82717c9508fd9de45775ae8cb7243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcbaf03fbaea23e7e5a2470fe1bc825a9bc82717c9508fd9de45775ae8cb7243", kill_on_drop: false }`
[INFO] [stdout] fcbaf03fbaea23e7e5a2470fe1bc825a9bc82717c9508fd9de45775ae8cb7243