[INFO] fetching crate morty 0.5.0...
[INFO] checking morty-0.5.0 against beta for pr-78714
[INFO] extracting crate morty 0.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate morty 0.5.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate morty 0.5.0
[INFO] finished tweaking crates.io crate morty 0.5.0
[INFO] tweaked toml for crates.io crate morty 0.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate morty 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 787465cbd6712d189f0a164ee8627a63b1421cbae59c9b29f0e123f146ae54d0
[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" "787465cbd6712d189f0a164ee8627a63b1421cbae59c9b29f0e123f146ae54d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "787465cbd6712d189f0a164ee8627a63b1421cbae59c9b29f0e123f146ae54d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787465cbd6712d189f0a164ee8627a63b1421cbae59c9b29f0e123f146ae54d0", kill_on_drop: false }`
[INFO] [stdout] 787465cbd6712d189f0a164ee8627a63b1421cbae59c9b29f0e123f146ae54d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf2130b5e85b7d9ccbdf763acd8d2ba8ba358d2ef9fb91ccacdc1725cdbf345a
[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" "cf2130b5e85b7d9ccbdf763acd8d2ba8ba358d2ef9fb91ccacdc1725cdbf345a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]     Checking str-concat v0.2.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking pulldown-cmark v0.7.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]     Checking nom_locate v2.0.0
[INFO] [stderr]     Checking nom_locate v1.0.0
[INFO] [stderr]     Checking nom-greedyerror v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling sv-parser-syntaxtree v0.7.0
[INFO] [stderr]    Compiling sv-parser-macros v0.7.0
[INFO] [stderr]    Compiling nom-tracable-macros v0.5.2
[INFO] [stderr]    Compiling nom-recursive-macros v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling nom-packrat-macros v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking nom-tracable v0.5.2
[INFO] [stderr]     Checking nom-packrat v0.4.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking nom-recursive v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]     Checking sv-parser-error v0.7.0
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking sv-parser-parser v0.7.0
[INFO] [stderr]     Checking sv-parser-pp v0.7.0
[INFO] [stderr]     Checking sv-parser v0.7.0
[INFO] [stderr]     Checking morty v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 50s
[INFO] running `Command { std: "docker" "inspect" "cf2130b5e85b7d9ccbdf763acd8d2ba8ba358d2ef9fb91ccacdc1725cdbf345a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2130b5e85b7d9ccbdf763acd8d2ba8ba358d2ef9fb91ccacdc1725cdbf345a", kill_on_drop: false }`
[INFO] [stdout] cf2130b5e85b7d9ccbdf763acd8d2ba8ba358d2ef9fb91ccacdc1725cdbf345a