[INFO] fetching crate fb-test 0.1.3...
[INFO] testing fb-test-0.1.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fb-test 0.1.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate fb-test 0.1.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fb-test 0.1.3
[INFO] finished tweaking crates.io crate fb-test 0.1.3
[INFO] tweaked toml for crates.io crate fb-test 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate fb-test 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded find-big-file v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] e4918aaafd68a2b9823673a1d524875c64499b96bf4f85cc890cced60b5266df
[INFO] running `Command { std: "docker" "start" "-a" "e4918aaafd68a2b9823673a1d524875c64499b96bf4f85cc890cced60b5266df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4918aaafd68a2b9823673a1d524875c64499b96bf4f85cc890cced60b5266df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4918aaafd68a2b9823673a1d524875c64499b96bf4f85cc890cced60b5266df", kill_on_drop: false }`
[INFO] [stdout] e4918aaafd68a2b9823673a1d524875c64499b96bf4f85cc890cced60b5266df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12d0bc39fda5e4dbbf44eb9238f6066a32f0dc189e807c2684b5c282b763ed89
[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" "12d0bc39fda5e4dbbf44eb9238f6066a32f0dc189e807c2684b5c282b763ed89", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-big-file v0.1.7
[INFO] [stderr]    Compiling fb-test v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "12d0bc39fda5e4dbbf44eb9238f6066a32f0dc189e807c2684b5c282b763ed89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12d0bc39fda5e4dbbf44eb9238f6066a32f0dc189e807c2684b5c282b763ed89", kill_on_drop: false }`
[INFO] [stdout] 12d0bc39fda5e4dbbf44eb9238f6066a32f0dc189e807c2684b5c282b763ed89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 8e928d28616571aa429bbd3e83de07458cff64e05d9707c417d1d4f10c1ec583
[INFO] running `Command { std: "docker" "start" "-a" "8e928d28616571aa429bbd3e83de07458cff64e05d9707c417d1d4f10c1ec583", kill_on_drop: false }`
[INFO] [stderr]    Compiling fb-test v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "8e928d28616571aa429bbd3e83de07458cff64e05d9707c417d1d4f10c1ec583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e928d28616571aa429bbd3e83de07458cff64e05d9707c417d1d4f10c1ec583", kill_on_drop: false }`
[INFO] [stdout] 8e928d28616571aa429bbd3e83de07458cff64e05d9707c417d1d4f10c1ec583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd437e491f7fb4ffa625309b123e4cf4964b820a962bceb723d96b29e92be3ec
[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" "cd437e491f7fb4ffa625309b123e4cf4964b820a962bceb723d96b29e92be3ec", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fb_test-b8e0b509c1634c79)
[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" "cd437e491f7fb4ffa625309b123e4cf4964b820a962bceb723d96b29e92be3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd437e491f7fb4ffa625309b123e4cf4964b820a962bceb723d96b29e92be3ec", kill_on_drop: false }`
[INFO] [stdout] cd437e491f7fb4ffa625309b123e4cf4964b820a962bceb723d96b29e92be3ec