[INFO] cloning repository https://github.com/Gregory-Meyer/secret-santa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gregory-Meyer/secret-santa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fsecret-santa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fsecret-santa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa0b51d4b8244af595b2584d727201443563825c
[INFO] testing Gregory-Meyer/secret-santa against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregory-Meyer%2Fsecret-santa" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gregory-Meyer/secret-santa on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gregory-Meyer/secret-santa
[INFO] finished tweaking git repo https://github.com/Gregory-Meyer/secret-santa
[INFO] tweaked toml for git repo https://github.com/Gregory-Meyer/secret-santa written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/Gregory-Meyer/secret-santa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a207d85eaf076aadc84684961aab2a88aee1140fe8046a72ab269324ae5707c3
[INFO] running `Command { std: "docker" "start" "-a" "a207d85eaf076aadc84684961aab2a88aee1140fe8046a72ab269324ae5707c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a207d85eaf076aadc84684961aab2a88aee1140fe8046a72ab269324ae5707c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a207d85eaf076aadc84684961aab2a88aee1140fe8046a72ab269324ae5707c3", kill_on_drop: false }`
[INFO] [stdout] a207d85eaf076aadc84684961aab2a88aee1140fe8046a72ab269324ae5707c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9a724a6c3d043374eebbaff016d7d7ffc5f936373fc9bc74e5144aa422ea55b
[INFO] running `Command { std: "docker" "start" "-a" "e9a724a6c3d043374eebbaff016d7d7ffc5f936373fc9bc74e5144aa422ea55b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling openssl v0.9.22
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v1.0.23
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling fixedbitset v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ordermap v0.3.2
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling base64 v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling petgraph v0.4.10
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling email v0.0.18
[INFO] [stderr]    Compiling clap v2.28.0
[INFO] [stderr]    Compiling openssl-sys v0.9.22
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling mime v0.3.5
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/graph_impl/stable_graph/mod.rs:1173:19
[INFO] [stdout]      |
[INFO] [stdout] 1173 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1173 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1174 +             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stdout] 1175 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1173 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1174 +             node.weight.as_ref().map(move |w| (node_index(i), w))
[INFO] [stdout] 1175 +         })
[INFO] [stdout]      |
[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-0.4.10/src/graph_impl/stable_graph/mod.rs:1365:19
[INFO] [stdout]      |
[INFO] [stdout] 1365 |         self.iter.find_map(|(i, edge)|
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1365 ~         IterUtilsExt::find_map(&mut self.iter, |(i, edge)|
[INFO] [stdout] 1366 +             edge.weight.as_ref().map(move |weight| {
[INFO] [stdout] 1367 +                 EdgeReference {
[INFO] [stdout] 1368 +                     index: edge_index(i),
[INFO] [stdout] 1369 +                     node: edge.node,
[INFO] [stdout] 1370 +                     weight: weight,
[INFO] [stdout]    ...
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1365 ~         Iterator::find_map(&mut self.iter, |(i, edge)|
[INFO] [stdout] 1366 +             edge.weight.as_ref().map(move |weight| {
[INFO] [stdout] 1367 +                 EdgeReference {
[INFO] [stdout] 1368 +                     index: edge_index(i),
[INFO] [stdout] 1369 +                     node: edge.node,
[INFO] [stdout] 1370 +                     weight: weight,
[INFO] [stdout]    ...
[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-0.4.10/src/graph_impl/stable_graph/mod.rs:1529:19
[INFO] [stdout]      |
[INFO] [stdout] 1529 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1529 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1530 +             if node.weight.is_some() {
[INFO] [stdout] 1531 +                 Some(node_index(i))
[INFO] [stdout] 1532 +             } else { None }
[INFO] [stdout] 1533 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1529 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1530 +             if node.weight.is_some() {
[INFO] [stdout] 1531 +                 Some(node_index(i))
[INFO] [stdout] 1532 +             } else { None }
[INFO] [stdout] 1533 +         })
[INFO] [stdout]      |
[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-0.4.10/src/graph_impl/stable_graph/mod.rs:1575:19
[INFO] [stdout]      |
[INFO] [stdout] 1575 |         self.iter.find_map(|(i, node)| {
[INFO] [stdout]      |                   ^^^^^^^^ multiple `find_map` found
[INFO] [stdout]      |
[INFO] [stdout] note: candidate #1 is defined in an impl of the trait `IterUtilsExt` for the type `I`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/petgraph-0.4.10/src/iter_utils.rs:5:5
[INFO] [stdout]      |
[INFO] [stdout] 5    | /     fn find_map<F, R>(&mut self, mut f: F) -> Option<R>
[INFO] [stdout] 6    | |         where F: FnMut(Self::Item) -> Option<R>
[INFO] [stdout]      | |_______________________________________________^
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Iterator` for the type `Enumerate<I>`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1575 ~         IterUtilsExt::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1576 +             if node.weight.is_some() {
[INFO] [stdout] 1577 +                 Some(edge_index(i))
[INFO] [stdout] 1578 +             } else { None }
[INFO] [stdout] 1579 +         })
[INFO] [stdout]      |
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1575 ~         Iterator::find_map(&mut self.iter, |(i, node)| {
[INFO] [stdout] 1576 +             if node.weight.is_some() {
[INFO] [stdout] 1577 +                 Some(edge_index(i))
[INFO] [stdout] 1578 +             } else { None }
[INFO] [stdout] 1579 +         })
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e9a724a6c3d043374eebbaff016d7d7ffc5f936373fc9bc74e5144aa422ea55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a724a6c3d043374eebbaff016d7d7ffc5f936373fc9bc74e5144aa422ea55b", kill_on_drop: false }`
[INFO] [stdout] e9a724a6c3d043374eebbaff016d7d7ffc5f936373fc9bc74e5144aa422ea55b