[INFO] fetching crate favlist 2.0.0...
[INFO] checking favlist-2.0.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate favlist 2.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate favlist 2.0.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate favlist 2.0.0
[INFO] finished tweaking crates.io crate favlist 2.0.0
[INFO] tweaked toml for crates.io crate favlist 2.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate favlist 2.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded check-latest v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31ab0d4ef2916a0a65739a66d4dc013db8c6044254b9fd33285b657d811913a4
[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" "31ab0d4ef2916a0a65739a66d4dc013db8c6044254b9fd33285b657d811913a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31ab0d4ef2916a0a65739a66d4dc013db8c6044254b9fd33285b657d811913a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ab0d4ef2916a0a65739a66d4dc013db8c6044254b9fd33285b657d811913a4", kill_on_drop: false }`
[INFO] [stdout] 31ab0d4ef2916a0a65739a66d4dc013db8c6044254b9fd33285b657d811913a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c99fa49dc985a1f4530febb05444897d9772b99d8ef91f2c5860b5351635a4f
[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" "4c99fa49dc985a1f4530febb05444897d9772b99d8ef91f2c5860b5351635a4f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.17.3
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking mio v0.7.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking crossterm v0.17.7
[INFO] [stderr]     Checking tui v0.10.0
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking rusqlite v0.22.0
[INFO] [stderr]     Checking favlist v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.74s
[INFO] running `Command { std: "docker" "inspect" "4c99fa49dc985a1f4530febb05444897d9772b99d8ef91f2c5860b5351635a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c99fa49dc985a1f4530febb05444897d9772b99d8ef91f2c5860b5351635a4f", kill_on_drop: false }`
[INFO] [stdout] 4c99fa49dc985a1f4530febb05444897d9772b99d8ef91f2c5860b5351635a4f