[INFO] cloning repository https://github.com/KSXGitHub/fmt-iter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KSXGitHub/fmt-iter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSXGitHub%2Ffmt-iter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSXGitHub%2Ffmt-iter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 407dbb43ff7e75cad3304ac4705e197a5e8f585d
[INFO] testing KSXGitHub/fmt-iter against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKSXGitHub%2Ffmt-iter" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KSXGitHub/fmt-iter 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] removed /workspace/builds/worker-3/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/KSXGitHub/fmt-iter
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/KSXGitHub/fmt-iter
[INFO] tweaked toml for git repo https://github.com/KSXGitHub/fmt-iter written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/KSXGitHub/fmt-iter 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 81e022203879e264ffbbeaecb624dcd47f54706e98adda2d4fb07ecd0d2341c5
[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" "81e022203879e264ffbbeaecb624dcd47f54706e98adda2d4fb07ecd0d2341c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e022203879e264ffbbeaecb624dcd47f54706e98adda2d4fb07ecd0d2341c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e022203879e264ffbbeaecb624dcd47f54706e98adda2d4fb07ecd0d2341c5", kill_on_drop: false }`
[INFO] [stdout] 81e022203879e264ffbbeaecb624dcd47f54706e98adda2d4fb07ecd0d2341c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] be057be71ff75d2fb4a2f647d612943d2dd80a59b7080d36fb24d54fb27ad431
[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" "be057be71ff75d2fb4a2f647d612943d2dd80a59b7080d36fb24d54fb27ad431", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling fmt-iter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.96s
[INFO] running `Command { std: "docker" "inspect" "be057be71ff75d2fb4a2f647d612943d2dd80a59b7080d36fb24d54fb27ad431", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be057be71ff75d2fb4a2f647d612943d2dd80a59b7080d36fb24d54fb27ad431", kill_on_drop: false }`
[INFO] [stdout] be057be71ff75d2fb4a2f647d612943d2dd80a59b7080d36fb24d54fb27ad431
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 20b1ccdaed48f02ea2077b4260b9f4e65a59d3b84fc3789a1a43d8c607cacf06
[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" "20b1ccdaed48f02ea2077b4260b9f4e65a59d3b84fc3789a1a43d8c607cacf06", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipe-trait v0.3.2
[INFO] [stderr]    Compiling fmt-iter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] [stderr]   Executable unittests lib.rs (/opt/rustwide/target/debug/deps/fmt_iter-184b6132f13da8a5)
[INFO] [stderr]   Executable test.rs (/opt/rustwide/target/debug/deps/test-51abe787afcbc7e9)
[INFO] running `Command { std: "docker" "inspect" "20b1ccdaed48f02ea2077b4260b9f4e65a59d3b84fc3789a1a43d8c607cacf06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b1ccdaed48f02ea2077b4260b9f4e65a59d3b84fc3789a1a43d8c607cacf06", kill_on_drop: false }`
[INFO] [stdout] 20b1ccdaed48f02ea2077b4260b9f4e65a59d3b84fc3789a1a43d8c607cacf06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ccc1204dfc29796951ff664b84230e4c3f3fbd58dffb6da4d01a8ec2ab9a581e
[INFO] running `Command { std: "docker" "start" "-a" "ccc1204dfc29796951ff664b84230e4c3f3fbd58dffb6da4d01a8ec2ab9a581e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/fmt_iter-184b6132f13da8a5)
[INFO] [stderr]      Running test.rs (/opt/rustwide/target/debug/deps/test-51abe787afcbc7e9)
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test display_repeat_char ... ok
[INFO] [stdout] test display_slice_char ... ok
[INFO] [stdout] test display_repeat_string ... ok
[INFO] [stdout] test exact_size_iter ... ok
[INFO] [stdout] test repeat_len ... ok
[INFO] [stdout] test iter ... ok
[INFO] [stderr]    Doc-tests fmt_iter
[INFO] [stdout] test display_slice_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test lib.rs - (line 5) - compile ... ok
[INFO] [stdout] test lib.rs - (line 18) - compile ... ok
[INFO] [stdout] test lib.rs - FmtIter (line 38) ... ok
[INFO] [stdout] test lib.rs - repeat (line 127) ... ok
[INFO] [stdout] test lib.rs - FmtIter (line 55) ... ok
[INFO] [stdout] test lib.rs - FmtIter (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ccc1204dfc29796951ff664b84230e4c3f3fbd58dffb6da4d01a8ec2ab9a581e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc1204dfc29796951ff664b84230e4c3f3fbd58dffb6da4d01a8ec2ab9a581e", kill_on_drop: false }`
[INFO] [stdout] ccc1204dfc29796951ff664b84230e4c3f3fbd58dffb6da4d01a8ec2ab9a581e