[INFO] fetching crate vcontrol 0.3.4...
[INFO] checking vcontrol-0.3.4 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate vcontrol 0.3.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate vcontrol 0.3.4 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vcontrol 0.3.4
[INFO] finished tweaking crates.io crate vcontrol 0.3.4
[INFO] tweaked toml for crates.io crate vcontrol 0.3.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate vcontrol 0.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69269ce9b3df9e2cbfef4715350c2f1af4f01908e80071e8e0c2a0e9adbef654
[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" "69269ce9b3df9e2cbfef4715350c2f1af4f01908e80071e8e0c2a0e9adbef654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69269ce9b3df9e2cbfef4715350c2f1af4f01908e80071e8e0c2a0e9adbef654", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69269ce9b3df9e2cbfef4715350c2f1af4f01908e80071e8e0c2a0e9adbef654", kill_on_drop: false }`
[INFO] [stdout] 69269ce9b3df9e2cbfef4715350c2f1af4f01908e80071e8e0c2a0e9adbef654
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5005b83af20f47e3495b41214cee1304702f55ce2a96c403949234f4a222a116
[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" "5005b83af20f47e3495b41214cee1304702f55ce2a96c403949234f4a222a116", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling siphasher v0.3.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking serial v0.4.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_yaml v0.8.11
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling yaml-merge-keys v0.4.0
[INFO] [stderr]    Compiling vcontrol v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.65s
[INFO] running `Command { std: "docker" "inspect" "5005b83af20f47e3495b41214cee1304702f55ce2a96c403949234f4a222a116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5005b83af20f47e3495b41214cee1304702f55ce2a96c403949234f4a222a116", kill_on_drop: false }`
[INFO] [stdout] 5005b83af20f47e3495b41214cee1304702f55ce2a96c403949234f4a222a116