[INFO] cloning repository https://github.com/bheisler/pathtracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bheisler/pathtracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbheisler%2Fpathtracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbheisler%2Fpathtracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5973fb756946422b8e2efebd38db83a8ed0e3163
[INFO] checking bheisler/pathtracer against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbheisler%2Fpathtracer" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bheisler/pathtracer on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bheisler/pathtracer
[INFO] removed path dependency common from git repo https://github.com/bheisler/pathtracer
[INFO] removed path dependency kernel from git repo https://github.com/bheisler/pathtracer
[INFO] removed path dependency rustacuda from git repo https://github.com/bheisler/pathtracer
[INFO] finished tweaking git repo https://github.com/bheisler/pathtracer
[INFO] tweaked toml for git repo https://github.com/bheisler/pathtracer written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/bheisler/pathtracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (common) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (kernel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (rustacuda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (common) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (kernel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (rustacuda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76c4dea9165c1c0d86c5377d08de6ed6d91405b1ec26d35b3fff6b1d90ef8c66
[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" "76c4dea9165c1c0d86c5377d08de6ed6d91405b1ec26d35b3fff6b1d90ef8c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76c4dea9165c1c0d86c5377d08de6ed6d91405b1ec26d35b3fff6b1d90ef8c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c4dea9165c1c0d86c5377d08de6ed6d91405b1ec26d35b3fff6b1d90ef8c66", kill_on_drop: false }`
[INFO] [stdout] 76c4dea9165c1c0d86c5377d08de6ed6d91405b1ec26d35b3fff6b1d90ef8c66
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2d969f348cf7dfcd73bee3979eb87eaa351735bd36ff1a948e599f883d22d64
[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" "f2d969f348cf7dfcd73bee3979eb87eaa351735bd36ff1a948e599f883d22d64", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (common) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (kernel) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (rustacuda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling lalrpop-util v0.12.5
[INFO] [stderr]    Compiling lalrpop-intern v0.12.5
[INFO] [stderr]    Compiling regex-syntax v0.2.6
[INFO] [stderr]    Compiling itertools v0.3.25
[INFO] [stderr]    Compiling unicode-xid v0.0.2
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling cuda-sys v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking rustacuda_core v0.1.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking obj v0.9.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling petgraph v0.1.18
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling bit-set v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:404:21
[INFO] [stdout]     |
[INFO] [stdout] 404 |         assert!(Ix::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                     ^^^ multiple `max` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `graph::IndexType`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:28:5
[INFO] [stdout]     |
[INFO] [stdout] 28  |     fn max() -> Self;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::cmp::Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 404 |         assert!(graph::IndexType::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 404 |         assert!(std::cmp::Ord::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:404:38
[INFO] [stdout]     |
[INFO] [stdout] 352 | impl<N, E, Ty=Directed, Ix=DefIndex> Graph<N, E, Ty, Ix>
[INFO] [stdout]     |                         -- this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 404 |         assert!(Ix::max().index() == !0 || NodeIndex::end() != node_idx);
[INFO] [stdout]     |                                      ^^ expected type parameter `Ix`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `Ix`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:438:21
[INFO] [stdout]     |
[INFO] [stdout] 438 |         assert!(Ix::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                     ^^^ multiple `max` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `graph::IndexType`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:28:5
[INFO] [stdout]     |
[INFO] [stdout] 28  |     fn max() -> Self;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::cmp::Ord`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 438 |         assert!(graph::IndexType::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 438 |         assert!(std::cmp::Ord::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.1.18/src/graph.rs:438:38
[INFO] [stdout]     |
[INFO] [stdout] 352 | impl<N, E, Ty=Directed, Ix=DefIndex> Graph<N, E, Ty, Ix>
[INFO] [stdout]     |                         -- this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 438 |         assert!(Ix::max().index() == !0 || EdgeIndex::end() != edge_idx);
[INFO] [stdout]     |                                      ^^ expected type parameter `Ix`, found integer
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type parameter `Ix`
[INFO] [stdout]                          found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking kernel32-sys v0.2.2
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0034, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f2d969f348cf7dfcd73bee3979eb87eaa351735bd36ff1a948e599f883d22d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2d969f348cf7dfcd73bee3979eb87eaa351735bd36ff1a948e599f883d22d64", kill_on_drop: false }`
[INFO] [stdout] f2d969f348cf7dfcd73bee3979eb87eaa351735bd36ff1a948e599f883d22d64