[INFO] fetching crate arctk 0.13.0...
[INFO] testing arctk-0.13.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate arctk 0.13.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate arctk 0.13.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arctk 0.13.0
[INFO] finished tweaking crates.io crate arctk 0.13.0
[INFO] tweaked toml for crates.io crate arctk 0.13.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate arctk 0.13.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded hashbrown v0.7.2
[INFO] [stderr]   Downloaded simba v0.3.1
[INFO] [stderr]   Downloaded atom v0.3.6
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded smallvec v1.5.0
[INFO] [stderr]   Downloaded gl_generator v0.14.0
[INFO] [stderr]   Downloaded noisy_float v0.1.13
[INFO] [stderr]   Downloaded tuple_utils v0.3.0
[INFO] [stderr]   Downloaded libloading v0.6.5
[INFO] [stderr]   Downloaded mopa v0.2.2
[INFO] [stderr]   Downloaded bracket-geometry v0.8.1
[INFO] [stderr]   Downloaded json5 v0.3.0
[INFO] [stderr]   Downloaded glow v0.4.0
[INFO] [stderr]   Downloaded rgb v0.8.25
[INFO] [stderr]   Downloaded indicatif v0.15.0
[INFO] [stderr]   Downloaded console v0.13.0
[INFO] [stderr]   Downloaded rand_distr v0.3.0
[INFO] [stderr]   Downloaded paste v1.0.3
[INFO] [stderr]   Downloaded hdf5-sys v0.7.0
[INFO] [stderr]   Downloaded palette v0.5.0
[INFO] [stderr]   Downloaded bracket-color v0.8.1
[INFO] [stderr]   Downloaded bracket-algorithm-traits v0.8.1
[INFO] [stderr]   Downloaded nalgebra v0.23.1
[INFO] [stderr]   Downloaded cgl v0.3.2
[INFO] [stderr]   Downloaded ndarray-stats v0.3.0
[INFO] [stderr]   Downloaded wasm-timer v0.1.3
[INFO] [stderr]   Downloaded netcdf v0.5.2
[INFO] [stderr]   Downloaded palette_derive v0.5.0
[INFO] [stderr]   Downloaded glutin_glx_sys v0.1.7
[INFO] [stderr]   Downloaded glutin_gles2_sys v0.1.5
[INFO] [stderr]   Downloaded glutin v0.24.1
[INFO] [stderr]   Downloaded arctk-attr v0.2.0
[INFO] [stderr]   Downloaded ansi_rgb v0.2.0
[INFO] [stderr]   Downloaded netcdf-sys v0.3.4
[INFO] [stderr]   Downloaded ndarray-parallel v0.9.1
[INFO] [stderr]   Downloaded wide v0.4.6
[INFO] [stderr]   Downloaded bracket-random v0.8.0
[INFO] [stderr]   Downloaded shrev v1.1.1
[INFO] [stderr]   Downloaded arctk-proc v0.2.0
[INFO] [stderr]   Downloaded bracket-noise v0.8.1
[INFO] [stderr]   Downloaded slice-of-array v0.2.1
[INFO] [stderr]   Downloaded ultraviolet v0.4.6
[INFO] [stderr]   Downloaded object-pool v0.4.4
[INFO] [stderr]   Downloaded arctk-proc v0.3.3
[INFO] [stderr]   Downloaded physical_constants v0.3.0
[INFO] [stderr]   Downloaded bracket-lib v0.8.1
[INFO] [stderr]   Downloaded bracket-pathfinding v0.8.1
[INFO] [stderr]   Downloaded slotmap v0.3.0
[INFO] [stderr]   Downloaded glutin_egl_sys v0.1.5
[INFO] [stderr]   Downloaded glutin_wgl_sys v0.1.5
[INFO] [stderr]   Downloaded net2 v0.2.36
[INFO] [stderr]   Downloaded shred v0.10.2
[INFO] [stderr]   Downloaded tynm v0.1.6
[INFO] [stderr]   Downloaded specs-derive v0.4.1
[INFO] [stderr]   Downloaded rltk v0.8.1
[INFO] [stderr]   Downloaded specs v0.16.1
[INFO] [stderr]   Downloaded cc v1.0.65
[INFO] [stderr]   Downloaded bracket-terminal v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20fb2cbcfc3a441374ec17e9ebe7b4b3806c34a440cb6d32a8a18379c40552e0
[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" "20fb2cbcfc3a441374ec17e9ebe7b4b3806c34a440cb6d32a8a18379c40552e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20fb2cbcfc3a441374ec17e9ebe7b4b3806c34a440cb6d32a8a18379c40552e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20fb2cbcfc3a441374ec17e9ebe7b4b3806c34a440cb6d32a8a18379c40552e0", kill_on_drop: false }`
[INFO] [stdout] 20fb2cbcfc3a441374ec17e9ebe7b4b3806c34a440cb6d32a8a18379c40552e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91f11841dedc8652ca151e10a46c91a42c0c696d4677290150c467803524f7b
[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" "f91f11841dedc8652ca151e10a46c91a42c0c696d4677290150c467803524f7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling paste v1.0.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling physical_constants v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling slice-of-array v0.2.1
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rgb v0.8.25
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling ansi_rgb v0.2.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling noisy_float v0.1.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling ndarray-parallel v0.9.1
[INFO] [stderr]    Compiling arctk-proc v0.2.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling arctk-proc v0.3.3
[INFO] [stderr]    Compiling arctk-attr v0.2.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling json5 v0.3.0
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling ndarray-stats v0.3.0
[INFO] [stderr]    Compiling nalgebra v0.23.1
[INFO] [stderr]    Compiling arctk v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "f91f11841dedc8652ca151e10a46c91a42c0c696d4677290150c467803524f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91f11841dedc8652ca151e10a46c91a42c0c696d4677290150c467803524f7b", kill_on_drop: false }`
[INFO] [stdout] f91f11841dedc8652ca151e10a46c91a42c0c696d4677290150c467803524f7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 9f1f5cba519e580ccb3d2e032554632afbb58044915f07269bbac6212e32b502
[INFO] running `Command { std: "docker" "start" "-a" "9f1f5cba519e580ccb3d2e032554632afbb58044915f07269bbac6212e32b502", kill_on_drop: false }`
[INFO] [stderr]    Compiling arctk v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "9f1f5cba519e580ccb3d2e032554632afbb58044915f07269bbac6212e32b502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1f5cba519e580ccb3d2e032554632afbb58044915f07269bbac6212e32b502", kill_on_drop: false }`
[INFO] [stdout] 9f1f5cba519e580ccb3d2e032554632afbb58044915f07269bbac6212e32b502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28aeade9dc78018cb4cb72dfa52ecfde0a1275f38d22690c79b77f18fa69c3f3
[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" "28aeade9dc78018cb4cb72dfa52ecfde0a1275f38d22690c79b77f18fa69c3f3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arctk-cdd81b22e17d003f
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests arctk
[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 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" "28aeade9dc78018cb4cb72dfa52ecfde0a1275f38d22690c79b77f18fa69c3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28aeade9dc78018cb4cb72dfa52ecfde0a1275f38d22690c79b77f18fa69c3f3", kill_on_drop: false }`
[INFO] [stdout] 28aeade9dc78018cb4cb72dfa52ecfde0a1275f38d22690c79b77f18fa69c3f3