[INFO] fetching crate steg 0.1.6...
[INFO] checking steg-0.1.6 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate steg 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate steg 0.1.6 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate steg 0.1.6
[INFO] finished tweaking crates.io crate steg 0.1.6
[INFO] tweaked toml for crates.io crate steg 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e7dcac83d0d80e28c8c633dcad0356251e10c9745e832e403e83ae2c978d5d6
[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" "9e7dcac83d0d80e28c8c633dcad0356251e10c9745e832e403e83ae2c978d5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e7dcac83d0d80e28c8c633dcad0356251e10c9745e832e403e83ae2c978d5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7dcac83d0d80e28c8c633dcad0356251e10c9745e832e403e83ae2c978d5d6", kill_on_drop: false }`
[INFO] [stdout] 9e7dcac83d0d80e28c8c633dcad0356251e10c9745e832e403e83ae2c978d5d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9473ebe1aa3a30ea27efff5fc4bfe7c4d7585a903afff42dff1a2f14e3b8e6ad
[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" "9473ebe1aa3a30ea27efff5fc4bfe7c4d7585a903afff42dff1a2f14e3b8e6ad", kill_on_drop: false }`
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking whitespace_text_steganography v0.2.1
[INFO] [stderr]     Checking lsb_png_steganography v0.1.0
[INFO] [stderr]     Checking lsb_text_png_steganography v0.1.2
[INFO] [stderr]     Checking steg v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.84s
[INFO] running `Command { std: "docker" "inspect" "9473ebe1aa3a30ea27efff5fc4bfe7c4d7585a903afff42dff1a2f14e3b8e6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9473ebe1aa3a30ea27efff5fc4bfe7c4d7585a903afff42dff1a2f14e3b8e6ad", kill_on_drop: false }`
[INFO] [stdout] 9473ebe1aa3a30ea27efff5fc4bfe7c4d7585a903afff42dff1a2f14e3b8e6ad