[INFO] fetching crate qe 0.4.2...
[INFO] testing qe-0.4.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate qe 0.4.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate qe 0.4.2 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 qe 0.4.2
[INFO] finished tweaking crates.io crate qe 0.4.2
[INFO] tweaked toml for crates.io crate qe 0.4.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate qe 0.4.2 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3c1054f106e5c06a37b86be201dc8104aca43fd67b33cc8bf4c5678c5d7f6d26
[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" "3c1054f106e5c06a37b86be201dc8104aca43fd67b33cc8bf4c5678c5d7f6d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c1054f106e5c06a37b86be201dc8104aca43fd67b33cc8bf4c5678c5d7f6d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1054f106e5c06a37b86be201dc8104aca43fd67b33cc8bf4c5678c5d7f6d26", kill_on_drop: false }`
[INFO] [stdout] 3c1054f106e5c06a37b86be201dc8104aca43fd67b33cc8bf4c5678c5d7f6d26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1fc733eaf13130c89e530280e4e1d51268d5d795d6116c794ebebac557385ef1
[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" "1fc733eaf13130c89e530280e4e1d51268d5d795d6116c794ebebac557385ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling qe v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "1fc733eaf13130c89e530280e4e1d51268d5d795d6116c794ebebac557385ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc733eaf13130c89e530280e4e1d51268d5d795d6116c794ebebac557385ef1", kill_on_drop: false }`
[INFO] [stdout] 1fc733eaf13130c89e530280e4e1d51268d5d795d6116c794ebebac557385ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 33ebb6a37b946b8c548ed26d2cd7dac2d6b074b7d946205786ea328d05edc4c7
[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" "33ebb6a37b946b8c548ed26d2cd7dac2d6b074b7d946205786ea328d05edc4c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling qe v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "33ebb6a37b946b8c548ed26d2cd7dac2d6b074b7d946205786ea328d05edc4c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ebb6a37b946b8c548ed26d2cd7dac2d6b074b7d946205786ea328d05edc4c7", kill_on_drop: false }`
[INFO] [stdout] 33ebb6a37b946b8c548ed26d2cd7dac2d6b074b7d946205786ea328d05edc4c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3d9d7adc7a9da2c77eb429f7a8fad2d04359c41a57e9eddc13dc513071683e51
[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" "3d9d7adc7a9da2c77eb429f7a8fad2d04359c41a57e9eddc13dc513071683e51", 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 /opt/rustwide/target/debug/deps/qe-d3f567f7929b2391
[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" "3d9d7adc7a9da2c77eb429f7a8fad2d04359c41a57e9eddc13dc513071683e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d9d7adc7a9da2c77eb429f7a8fad2d04359c41a57e9eddc13dc513071683e51", kill_on_drop: false }`
[INFO] [stdout] 3d9d7adc7a9da2c77eb429f7a8fad2d04359c41a57e9eddc13dc513071683e51