[INFO] fetching crate just-a-dumb-idea-no-harm-intended 0.1.0...
[INFO] testing just-a-dumb-idea-no-harm-intended-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate just-a-dumb-idea-no-harm-intended 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0 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 just-a-dumb-idea-no-harm-intended 0.1.0
[INFO] finished tweaking crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0
[INFO] tweaked toml for crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate just-a-dumb-idea-no-harm-intended 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e25f80a2981e5bf84d7187fbda6e69224e0f37b4c6344d87ba00aa732e09f11d
[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" "e25f80a2981e5bf84d7187fbda6e69224e0f37b4c6344d87ba00aa732e09f11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e25f80a2981e5bf84d7187fbda6e69224e0f37b4c6344d87ba00aa732e09f11d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e25f80a2981e5bf84d7187fbda6e69224e0f37b4c6344d87ba00aa732e09f11d", kill_on_drop: false }`
[INFO] [stdout] e25f80a2981e5bf84d7187fbda6e69224e0f37b4c6344d87ba00aa732e09f11d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 488e56d9c21fc5b89ec5c9b6cae6459fd0b63b3b34957746a422aba19709d806
[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" "488e56d9c21fc5b89ec5c9b6cae6459fd0b63b3b34957746a422aba19709d806", kill_on_drop: false }`
[INFO] [stderr]    Compiling just-a-dumb-idea-no-harm-intended v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "488e56d9c21fc5b89ec5c9b6cae6459fd0b63b3b34957746a422aba19709d806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488e56d9c21fc5b89ec5c9b6cae6459fd0b63b3b34957746a422aba19709d806", kill_on_drop: false }`
[INFO] [stdout] 488e56d9c21fc5b89ec5c9b6cae6459fd0b63b3b34957746a422aba19709d806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 00a74d2d5c08467c7d6e58119ac5138609b0dd0a84f3a61c912e8b763de22ad0
[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" "00a74d2d5c08467c7d6e58119ac5138609b0dd0a84f3a61c912e8b763de22ad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling just-a-dumb-idea-no-harm-intended v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "00a74d2d5c08467c7d6e58119ac5138609b0dd0a84f3a61c912e8b763de22ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a74d2d5c08467c7d6e58119ac5138609b0dd0a84f3a61c912e8b763de22ad0", kill_on_drop: false }`
[INFO] [stdout] 00a74d2d5c08467c7d6e58119ac5138609b0dd0a84f3a61c912e8b763de22ad0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] f56e0b08b06ad4f711d289065594ec32558b6b4cdb1af081459812b927178ccf
[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" "f56e0b08b06ad4f711d289065594ec32558b6b4cdb1af081459812b927178ccf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/just_a_dumb_idea_no_harm_intended-9bb0703f917b24b5
[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" "f56e0b08b06ad4f711d289065594ec32558b6b4cdb1af081459812b927178ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f56e0b08b06ad4f711d289065594ec32558b6b4cdb1af081459812b927178ccf", kill_on_drop: false }`
[INFO] [stdout] f56e0b08b06ad4f711d289065594ec32558b6b4cdb1af081459812b927178ccf