[INFO] fetching crate syntastic 0.5.1...
[INFO] checking syntastic-0.5.1 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate syntastic 0.5.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate syntastic 0.5.1 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 syntastic 0.5.1
[INFO] finished tweaking crates.io crate syntastic 0.5.1
[INFO] tweaked toml for crates.io crate syntastic 0.5.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", 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] c58e4c94cf006c342cd5a6b9073d9ecfe29f8a79cac61fe6964501519fb8de08
[INFO] running `Command { std: "docker" "start" "-a" "c58e4c94cf006c342cd5a6b9073d9ecfe29f8a79cac61fe6964501519fb8de08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c58e4c94cf006c342cd5a6b9073d9ecfe29f8a79cac61fe6964501519fb8de08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58e4c94cf006c342cd5a6b9073d9ecfe29f8a79cac61fe6964501519fb8de08", kill_on_drop: false }`
[INFO] [stdout] c58e4c94cf006c342cd5a6b9073d9ecfe29f8a79cac61fe6964501519fb8de08
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 0bdfb7790cf1fe6eeb926a1843b2c46b6d7fa51a6dcebb2db01d9dc9af18089f
[INFO] running `Command { std: "docker" "start" "-a" "0bdfb7790cf1fe6eeb926a1843b2c46b6d7fa51a6dcebb2db01d9dc9af18089f", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking terminal_size v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]    Compiling proptest-derive v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking syntastic v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking insta v1.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.97s
[INFO] running `Command { std: "docker" "inspect" "0bdfb7790cf1fe6eeb926a1843b2c46b6d7fa51a6dcebb2db01d9dc9af18089f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdfb7790cf1fe6eeb926a1843b2c46b6d7fa51a6dcebb2db01d9dc9af18089f", kill_on_drop: false }`
[INFO] [stdout] 0bdfb7790cf1fe6eeb926a1843b2c46b6d7fa51a6dcebb2db01d9dc9af18089f