[INFO] fetching crate symtool 0.1.3...
[INFO] checking symtool-0.1.3 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate symtool 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate symtool 0.1.3 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symtool 0.1.3
[INFO] finished tweaking crates.io crate symtool 0.1.3
[INFO] tweaked toml for crates.io crate symtool 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate symtool 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symtool-backend v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87da7cf3318253ef8197ac280bfe88ce62df94fc7dfa4740cbbcf249cddd8aa4
[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" "87da7cf3318253ef8197ac280bfe88ce62df94fc7dfa4740cbbcf249cddd8aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87da7cf3318253ef8197ac280bfe88ce62df94fc7dfa4740cbbcf249cddd8aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87da7cf3318253ef8197ac280bfe88ce62df94fc7dfa4740cbbcf249cddd8aa4", kill_on_drop: false }`
[INFO] [stdout] 87da7cf3318253ef8197ac280bfe88ce62df94fc7dfa4740cbbcf249cddd8aa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 879e2089e4d378b5de8f27c1ffb30504ce102dd784fb018282e7858e6bee6188
[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" "879e2089e4d378b5de8f27c1ffb30504ce102dd784fb018282e7858e6bee6188", kill_on_drop: false }`
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking ar v0.8.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking symtool-backend v0.2.0
[INFO] [stderr]     Checking symtool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
[INFO] running `Command { std: "docker" "inspect" "879e2089e4d378b5de8f27c1ffb30504ce102dd784fb018282e7858e6bee6188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879e2089e4d378b5de8f27c1ffb30504ce102dd784fb018282e7858e6bee6188", kill_on_drop: false }`
[INFO] [stdout] 879e2089e4d378b5de8f27c1ffb30504ce102dd784fb018282e7858e6bee6188