[INFO] fetching crate runscript 1.2.0...
[INFO] checking runscript-1.2.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate runscript 1.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate runscript 1.2.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate runscript 1.2.0
[INFO] finished tweaking crates.io crate runscript 1.2.0
[INFO] tweaked toml for crates.io crate runscript 1.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate runscript 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f3c2d9d960c06f860f639cbe60978383346a9b2fa5d460c3f659321c3197ab3
[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" "7f3c2d9d960c06f860f639cbe60978383346a9b2fa5d460c3f659321c3197ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f3c2d9d960c06f860f639cbe60978383346a9b2fa5d460c3f659321c3197ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3c2d9d960c06f860f639cbe60978383346a9b2fa5d460c3f659321c3197ab3", kill_on_drop: false }`
[INFO] [stdout] 7f3c2d9d960c06f860f639cbe60978383346a9b2fa5d460c3f659321c3197ab3
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bac83e9a0d47cde91e7a7673db1df06de1ac5ab7574ba408aea983af40bd688c
[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" "bac83e9a0d47cde91e7a7673db1df06de1ac5ab7574ba408aea983af40bd688c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.32
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking bstr v0.1.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]     Checking filenamegen v0.2.4
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling runscript v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "bac83e9a0d47cde91e7a7673db1df06de1ac5ab7574ba408aea983af40bd688c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac83e9a0d47cde91e7a7673db1df06de1ac5ab7574ba408aea983af40bd688c", kill_on_drop: false }`
[INFO] [stdout] bac83e9a0d47cde91e7a7673db1df06de1ac5ab7574ba408aea983af40bd688c