[INFO] fetching crate cargo-proc-macro 0.1.3...
[INFO] checking cargo-proc-macro-0.1.3 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate cargo-proc-macro 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cargo-proc-macro 0.1.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-proc-macro 0.1.3
[INFO] finished tweaking crates.io crate cargo-proc-macro 0.1.3
[INFO] tweaked toml for crates.io crate cargo-proc-macro 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate cargo-proc-macro 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a6973b3bb3fba5530cd0e3553b607d3261a77e42ac03906f59fadf9b31a1fac
[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" "1a6973b3bb3fba5530cd0e3553b607d3261a77e42ac03906f59fadf9b31a1fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a6973b3bb3fba5530cd0e3553b607d3261a77e42ac03906f59fadf9b31a1fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a6973b3bb3fba5530cd0e3553b607d3261a77e42ac03906f59fadf9b31a1fac", kill_on_drop: false }`
[INFO] [stdout] 1a6973b3bb3fba5530cd0e3553b607d3261a77e42ac03906f59fadf9b31a1fac
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc81c9fc57b1d60eb05d0d182e0e4c90c5323f9ab514d7b5b3987bdc41c52378
[INFO] running `Command { std: "docker" "start" "-a" "dc81c9fc57b1d60eb05d0d182e0e4c90c5323f9ab514d7b5b3987bdc41c52378", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking gumdrop v0.8.0
[INFO] [stderr]     Checking cargo-proc-macro v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `Command { std: "docker" "inspect" "dc81c9fc57b1d60eb05d0d182e0e4c90c5323f9ab514d7b5b3987bdc41c52378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc81c9fc57b1d60eb05d0d182e0e4c90c5323f9ab514d7b5b3987bdc41c52378", kill_on_drop: false }`
[INFO] [stdout] dc81c9fc57b1d60eb05d0d182e0e4c90c5323f9ab514d7b5b3987bdc41c52378
