[INFO] fetching crate mun_syntax 0.2.0...
[INFO] checking mun_syntax-0.2.0 against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153
[INFO] extracting crate mun_syntax 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mun_syntax 0.2.0 on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_syntax 0.2.0
[INFO] finished tweaking crates.io crate mun_syntax 0.2.0
[INFO] tweaked toml for crates.io crate mun_syntax 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol_str v0.1.17
[INFO] [stderr]   Downloaded text_unit v0.1.10
[INFO] [stderr]   Downloaded rowan v0.6.3
[INFO] [stderr]   Downloaded insta v0.12.0
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
[INFO] [stderr]   Downloaded mun_abi v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "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] 7bce83db034663a5a6db3c57f3dd6836e396aaff4c96529dc4ee2828bb2e1374
[INFO] running `Command { std: "docker" "start" "-a" "7bce83db034663a5a6db3c57f3dd6836e396aaff4c96529dc4ee2828bb2e1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bce83db034663a5a6db3c57f3dd6836e396aaff4c96529dc4ee2828bb2e1374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bce83db034663a5a6db3c57f3dd6836e396aaff4c96529dc4ee2828bb2e1374", kill_on_drop: false }`
[INFO] [stdout] 7bce83db034663a5a6db3c57f3dd6836e396aaff4c96529dc4ee2828bb2e1374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "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] 8214f81c0fdce59eb02c9ca41e439d2cf9925f04796512ff6222b00157b1cd21
[INFO] running `Command { std: "docker" "start" "-a" "8214f81c0fdce59eb02c9ca41e439d2cf9925f04796512ff6222b00157b1cd21", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking text_unit v0.1.10
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rowan v0.6.3
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mun_abi v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mun_syntax v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking insta v0.12.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.76s
[INFO] running `Command { std: "docker" "inspect" "8214f81c0fdce59eb02c9ca41e439d2cf9925f04796512ff6222b00157b1cd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8214f81c0fdce59eb02c9ca41e439d2cf9925f04796512ff6222b00157b1cd21", kill_on_drop: false }`
[INFO] [stdout] 8214f81c0fdce59eb02c9ca41e439d2cf9925f04796512ff6222b00157b1cd21