[INFO] cloning repository https://github.com/nikolads/fmi-parallel-dfs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikolads/fmi-parallel-dfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikolads%2Ffmi-parallel-dfs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikolads%2Ffmi-parallel-dfs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34d796073122691d5e9ca3476fc9c3e31c470457
[INFO] checking nikolads/fmi-parallel-dfs against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikolads%2Ffmi-parallel-dfs" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikolads/fmi-parallel-dfs on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nikolads/fmi-parallel-dfs
[INFO] finished tweaking git repo https://github.com/nikolads/fmi-parallel-dfs
[INFO] tweaked toml for git repo https://github.com/nikolads/fmi-parallel-dfs written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/nikolads/fmi-parallel-dfs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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 spin v0.4.10
[INFO] [stderr]   Downloaded heck v0.3.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.13
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded structopt v0.2.13
[INFO] [stderr]   Downloaded arrayvec v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] 55914315f2191bfc90b3de9b513e83d12d881cb9ea59c34fe8d4941746c107fd
[INFO] running `Command { std: "docker" "start" "-a" "55914315f2191bfc90b3de9b513e83d12d881cb9ea59c34fe8d4941746c107fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55914315f2191bfc90b3de9b513e83d12d881cb9ea59c34fe8d4941746c107fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55914315f2191bfc90b3de9b513e83d12d881cb9ea59c34fe8d4941746c107fd", kill_on_drop: false }`
[INFO] [stdout] 55914315f2191bfc90b3de9b513e83d12d881cb9ea59c34fe8d4941746c107fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45f4304a9ce2e5fc08492f94be7d8556eef496bb2795d32aca7823a987c7aa7a
[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" "45f4304a9ce2e5fc08492f94be7d8556eef496bb2795d32aca7823a987c7aa7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling heck v0.3.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]     Checking parallel-dfs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: expected a `std::ops::FnMut<(u32,)>` closure, found `std::sync::atomic::Ordering`
[INFO] [stdout]   --> src/dfs/par/mod.rs:62:10
[INFO] [stdout]    |
[INFO] [stdout] 62 |         .fetch_update(
[INFO] [stdout]    |          ^^^^^^^^^^^^ expected an `FnMut<(u32,)>` closure, found `std::sync::atomic::Ordering`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::FnMut<(u32,)>` is not implemented for `std::sync::atomic::Ordering`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/dfs/par/mod.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 | /             |found| match found > new {
[INFO] [stdout] 64 | |                 true => Some(new),
[INFO] [stdout] 65 | |                 false => None,
[INFO] [stdout] 66 | |             },
[INFO] [stdout]    | |_____________^ expected enum `std::sync::atomic::Ordering`, found closure
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `std::sync::atomic::Ordering`
[INFO] [stdout]            found closure `[closure@src/dfs/par/mod.rs:63:13: 66:14 new:_]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: expected a `std::ops::FnMut<(u32,)>` closure, found `std::sync::atomic::Ordering`
[INFO] [stdout]   --> src/dfs/par/mod.rs:62:10
[INFO] [stdout]    |
[INFO] [stdout] 62 |         .fetch_update(
[INFO] [stdout]    |          ^^^^^^^^^^^^ expected an `FnMut<(u32,)>` closure, found `std::sync::atomic::Ordering`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `std::ops::FnMut<(u32,)>` is not implemented for `std::sync::atomic::Ordering`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/dfs/par/mod.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 | /             |found| match found > new {
[INFO] [stdout] 64 | |                 true => Some(new),
[INFO] [stdout] 65 | |                 false => None,
[INFO] [stdout] 66 | |             },
[INFO] [stdout]    | |_____________^ expected enum `std::sync::atomic::Ordering`, found closure
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `std::sync::atomic::Ordering`
[INFO] [stdout]            found closure `[closure@src/dfs/par/mod.rs:63:13: 66:14 new:_]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parallel-dfs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "45f4304a9ce2e5fc08492f94be7d8556eef496bb2795d32aca7823a987c7aa7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f4304a9ce2e5fc08492f94be7d8556eef496bb2795d32aca7823a987c7aa7a", kill_on_drop: false }`
[INFO] [stdout] 45f4304a9ce2e5fc08492f94be7d8556eef496bb2795d32aca7823a987c7aa7a