[INFO] cloning repository https://github.com/antiguru/rahmen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antiguru/rahmen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiguru%2Frahmen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiguru%2Frahmen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4dc828dd0c3f9ec24db4514329807b12d353801e
[INFO] testing antiguru/rahmen against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiguru%2Frahmen" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antiguru/rahmen on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antiguru/rahmen
[INFO] finished tweaking git repo https://github.com/antiguru/rahmen
[INFO] tweaked toml for git repo https://github.com/antiguru/rahmen written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/antiguru/rahmen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd7da887e7ec6ada6e40c249d419726cf4ad6c0e6f8683646da1c572280874fd
[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" "dd7da887e7ec6ada6e40c249d419726cf4ad6c0e6f8683646da1c572280874fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd7da887e7ec6ada6e40c249d419726cf4ad6c0e6f8683646da1c572280874fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7da887e7ec6ada6e40c249d419726cf4ad6c0e6f8683646da1c572280874fd", kill_on_drop: false }`
[INFO] [stdout] dd7da887e7ec6ada6e40c249d419726cf4ad6c0e6f8683646da1c572280874fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fbe2075e3a2eb991586ade5c5a12bf1a373087fcec9c67080955b03841f0de7
[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" "3fbe2075e3a2eb991586ade5c5a12bf1a373087fcec9c67080955b03841f0de7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling dunce v1.0.1
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling bytemuck v1.5.0
[INFO] [stderr]    Compiling abomonation v0.7.3
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling timely_logging v0.11.1 (https://github.com/TimelyDataflow/timely-dataflow#de69cfc4)
[INFO] [stderr]    Compiling pyo3 v0.13.1
[INFO] [stderr]    Compiling timely_bytes v0.11.0 (https://github.com/TimelyDataflow/timely-dataflow#de69cfc4)
[INFO] [stderr]    Compiling paste v1.0.4
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling float-ord v0.2.0
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling gexiv2-sys v1.1.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling fallible_collections v0.3.1
[INFO] [stderr]    Compiling pathfinder_simd v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling image v0.23.12
[INFO] [stderr]    Compiling framebuffer v0.2.2
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rexiv2 v0.9.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling freetype v0.7.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.1
[INFO] [stderr]    Compiling servo-fontconfig v0.5.1
[INFO] [stderr]    Compiling config v0.10.1
[INFO] [stderr]    Compiling font-kit v0.10.0
[INFO] [stderr]    Compiling nasm-rs v0.2.0
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling mozjpeg-sys v0.10.11
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling abomonation_derive v0.5.0
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.18
[INFO] [stderr]    Compiling pyo3-macros v0.13.1
[INFO] [stderr]    Compiling mozjpeg v0.8.22
[INFO] [stderr]    Compiling timely_communication v0.11.1 (https://github.com/TimelyDataflow/timely-dataflow#de69cfc4)
[INFO] [stderr]    Compiling timely v0.11.1 (https://github.com/TimelyDataflow/timely-dataflow#de69cfc4)
[INFO] [stderr]    Compiling rahmen v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum variant is more than three times larger (583 bytes) than the next largest
[INFO] [stdout]    --> src/provider.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     RegexReplace(Regex, String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     variant_size_differences
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 03s
[INFO] running `Command { std: "docker" "inspect" "3fbe2075e3a2eb991586ade5c5a12bf1a373087fcec9c67080955b03841f0de7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fbe2075e3a2eb991586ade5c5a12bf1a373087fcec9c67080955b03841f0de7", kill_on_drop: false }`
[INFO] [stdout] 3fbe2075e3a2eb991586ade5c5a12bf1a373087fcec9c67080955b03841f0de7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--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] bd85bb950e1f11876129c85bae40202e28474489b747cef2e01dc2434cb72714
[INFO] running `Command { std: "docker" "start" "-a" "bd85bb950e1f11876129c85bae40202e28474489b747cef2e01dc2434cb72714", kill_on_drop: false }`
[INFO] [stdout] warning: enum variant is more than three times larger (583 bytes) than the next largest
[INFO] [stdout]    --> src/provider.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     RegexReplace(Regex, String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     variant_size_differences
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rahmen v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum variant is more than three times larger (583 bytes) than the next largest
[INFO] [stdout]    --> src/provider.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     RegexReplace(Regex, String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:5
[INFO] [stdout]     |
[INFO] [stdout] 16  |     variant_size_differences
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "bd85bb950e1f11876129c85bae40202e28474489b747cef2e01dc2434cb72714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd85bb950e1f11876129c85bae40202e28474489b747cef2e01dc2434cb72714", kill_on_drop: false }`
[INFO] [stdout] bd85bb950e1f11876129c85bae40202e28474489b747cef2e01dc2434cb72714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff12d6a63391b6b7482b6aec44f686da9a780154d64f968ba36b1a3b46104c6d
[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" "ff12d6a63391b6b7482b6aec44f686da9a780154d64f968ba36b1a3b46104c6d", kill_on_drop: false }`
[INFO] [stderr] warning: enum variant is more than three times larger (583 bytes) than the next largest
[INFO] [stderr]    --> src/provider.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     RegexReplace(Regex, String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:16:5
[INFO] [stderr]     |
[INFO] [stderr] 16  |     variant_size_differences
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: enum variant is more than three times larger (583 bytes) than the next largest
[INFO] [stderr]    --> src/provider.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     RegexReplace(Regex, String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:16:5
[INFO] [stderr]     |
[INFO] [stderr] 16  |     variant_size_differences
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rahmen-c833f00c02374db0)
[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]      Running unittests (/opt/rustwide/target/debug/deps/rahmen-1e45b86d036b51e3)
[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 rahmen
[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" "ff12d6a63391b6b7482b6aec44f686da9a780154d64f968ba36b1a3b46104c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff12d6a63391b6b7482b6aec44f686da9a780154d64f968ba36b1a3b46104c6d", kill_on_drop: false }`
[INFO] [stdout] ff12d6a63391b6b7482b6aec44f686da9a780154d64f968ba36b1a3b46104c6d