[INFO] fetching crate cargo-cake 1.0.6...
[INFO] testing cargo-cake-1.0.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cargo-cake 1.0.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cargo-cake 1.0.6 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-cake 1.0.6
[INFO] finished tweaking crates.io crate cargo-cake 1.0.6
[INFO] tweaked toml for crates.io crate cargo-cake 1.0.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate cargo-cake 1.0.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd476c920699dfd1d90dfe16a86ca4ce8d1e8550766989bff4b7b0ffc42fc816
[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" "fd476c920699dfd1d90dfe16a86ca4ce8d1e8550766989bff4b7b0ffc42fc816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd476c920699dfd1d90dfe16a86ca4ce8d1e8550766989bff4b7b0ffc42fc816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd476c920699dfd1d90dfe16a86ca4ce8d1e8550766989bff4b7b0ffc42fc816", kill_on_drop: false }`
[INFO] [stdout] fd476c920699dfd1d90dfe16a86ca4ce8d1e8550766989bff4b7b0ffc42fc816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4fa0a574bd9aeafb4f751d89125e0376916fcde2475805dee6d3b5b7ace83b1
[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" "f4fa0a574bd9aeafb4f751d89125e0376916fcde2475805dee6d3b5b7ace83b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rust_birthday v0.1.0
[INFO] [stderr]    Compiling cargo-cake v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.83s
[INFO] running `Command { std: "docker" "inspect" "f4fa0a574bd9aeafb4f751d89125e0376916fcde2475805dee6d3b5b7ace83b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4fa0a574bd9aeafb4f751d89125e0376916fcde2475805dee6d3b5b7ace83b1", kill_on_drop: false }`
[INFO] [stdout] f4fa0a574bd9aeafb4f751d89125e0376916fcde2475805dee6d3b5b7ace83b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6cabf04add52e5614edff747032b8cd225ec7939be9f5bfd28f584d418240f4
[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" "a6cabf04add52e5614edff747032b8cd225ec7939be9f5bfd28f584d418240f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-cake v1.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "a6cabf04add52e5614edff747032b8cd225ec7939be9f5bfd28f584d418240f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cabf04add52e5614edff747032b8cd225ec7939be9f5bfd28f584d418240f4", kill_on_drop: false }`
[INFO] [stdout] a6cabf04add52e5614edff747032b8cd225ec7939be9f5bfd28f584d418240f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 773728dbc6acac44120f1b39d9a0cbd18d2a3e0bd19534f101cbf63dad4a943f
[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" "773728dbc6acac44120f1b39d9a0cbd18d2a3e0bd19534f101cbf63dad4a943f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_cake-45a118f502752bae
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "773728dbc6acac44120f1b39d9a0cbd18d2a3e0bd19534f101cbf63dad4a943f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773728dbc6acac44120f1b39d9a0cbd18d2a3e0bd19534f101cbf63dad4a943f", kill_on_drop: false }`
[INFO] [stdout] 773728dbc6acac44120f1b39d9a0cbd18d2a3e0bd19534f101cbf63dad4a943f