[INFO] fetching crate naut_core 0.14.22...
[INFO] testing naut_core-0.14.22 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate naut_core 0.14.22 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate naut_core 0.14.22 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 naut_core 0.14.22
[INFO] finished tweaking crates.io crate naut_core 0.14.22
[INFO] tweaked toml for crates.io crate naut_core 0.14.22 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6fa4e6225e9c5f574e18d86e791fb5bcca47e517f55d44ff2b45593b59d3b9bf
[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" "6fa4e6225e9c5f574e18d86e791fb5bcca47e517f55d44ff2b45593b59d3b9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fa4e6225e9c5f574e18d86e791fb5bcca47e517f55d44ff2b45593b59d3b9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa4e6225e9c5f574e18d86e791fb5bcca47e517f55d44ff2b45593b59d3b9bf", kill_on_drop: false }`
[INFO] [stdout] 6fa4e6225e9c5f574e18d86e791fb5bcca47e517f55d44ff2b45593b59d3b9bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e9a7a1ce22e741c9d8a5de9ce25233bad46941bc096757397850a3e6e88c1fcc
[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" "e9a7a1ce22e741c9d8a5de9ce25233bad46941bc096757397850a3e6e88c1fcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling noop_proc_macro v0.2.1
[INFO] [stderr]    Compiling bitstream-io v0.9.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling avif-serialize v0.6.4
[INFO] [stderr]    Compiling loop9 v0.1.3
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling nasm-rs v0.2.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling vergen v3.1.0
[INFO] [stderr]    Compiling rav1e v0.4.0-alpha
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling v_frame v0.1.0
[INFO] [stderr]    Compiling ravif v0.6.3
[INFO] [stderr]    Compiling image v0.23.12
[INFO] [stderr]    Compiling naut_core v0.14.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "e9a7a1ce22e741c9d8a5de9ce25233bad46941bc096757397850a3e6e88c1fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a7a1ce22e741c9d8a5de9ce25233bad46941bc096757397850a3e6e88c1fcc", kill_on_drop: false }`
[INFO] [stdout] e9a7a1ce22e741c9d8a5de9ce25233bad46941bc096757397850a3e6e88c1fcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] feaf9f2441a7d6ed04a6aae851e00c550ca10fd43ac97d7d2bda3ec00a51d368
[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" "feaf9f2441a7d6ed04a6aae851e00c550ca10fd43ac97d7d2bda3ec00a51d368", kill_on_drop: false }`
[INFO] [stderr]    Compiling naut_core v0.14.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "feaf9f2441a7d6ed04a6aae851e00c550ca10fd43ac97d7d2bda3ec00a51d368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feaf9f2441a7d6ed04a6aae851e00c550ca10fd43ac97d7d2bda3ec00a51d368", kill_on_drop: false }`
[INFO] [stdout] feaf9f2441a7d6ed04a6aae851e00c550ca10fd43ac97d7d2bda3ec00a51d368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e24c16b5d26755c042c4767aa742781a80eb3e479530d62f34717af8944f4ee1
[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" "e24c16b5d26755c042c4767aa742781a80eb3e479530d62f34717af8944f4ee1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/naut_core-dff8f50890697266
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests naut_core
[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" "e24c16b5d26755c042c4767aa742781a80eb3e479530d62f34717af8944f4ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e24c16b5d26755c042c4767aa742781a80eb3e479530d62f34717af8944f4ee1", kill_on_drop: false }`
[INFO] [stdout] e24c16b5d26755c042c4767aa742781a80eb3e479530d62f34717af8944f4ee1