[INFO] cloning repository https://github.com/ijanos/euler-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ijanos/euler-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fijanos%2Feuler-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fijanos%2Feuler-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64e830a51ebc5da9eda9ec618b0918c3ec208d34 [INFO] checking ijanos/euler-rust against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fijanos%2Feuler-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ijanos/euler-rust on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ijanos/euler-rust [INFO] finished tweaking git repo https://github.com/ijanos/euler-rust [INFO] tweaked toml for git repo https://github.com/ijanos/euler-rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ijanos/euler-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce9fe81c482f53ec4c7382b7b47c2be249a7e05d6ff0c1f72d03f2aa59f2c5c1 [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" "ce9fe81c482f53ec4c7382b7b47c2be249a7e05d6ff0c1f72d03f2aa59f2c5c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce9fe81c482f53ec4c7382b7b47c2be249a7e05d6ff0c1f72d03f2aa59f2c5c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce9fe81c482f53ec4c7382b7b47c2be249a7e05d6ff0c1f72d03f2aa59f2c5c1", kill_on_drop: false }` [INFO] [stdout] ce9fe81c482f53ec4c7382b7b47c2be249a7e05d6ff0c1f72d03f2aa59f2c5c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6ba15c540b0124c9d213b7aa8326ad99b392fd82b95d3595f0226511fd9293d [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" "c6ba15c540b0124c9d213b7aa8326ad99b392fd82b95d3595f0226511fd9293d", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.1.36 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Checking rustc-serialize v0.3.21 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking itertools v0.4.19 [INFO] [stderr] Checking permutohedron v0.2.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking rand v0.3.14 [INFO] [stderr] Checking time v0.1.35 [INFO] [stderr] Checking num-integer v0.1.32 [INFO] [stderr] Checking num-iter v0.1.32 [INFO] [stderr] Checking num-bigint v0.1.35 [INFO] [stderr] Checking num-complex v0.1.35 [INFO] [stderr] Checking num-rational v0.1.35 [INFO] [stderr] Checking num v0.1.36 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking euler-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unknown lint: `zero_prefixed_literal` [INFO] [stdout] --> src/euler11.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #[allow(zero_prefixed_literal)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `zero_prefixed_literal` [INFO] [stdout] --> src/euler11.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #[allow(zero_prefixed_literal)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/euler54.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let r = try!(r.parse::()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/euler54.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | let s = try!(s.parse::()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/euler54.rs:112:17 [INFO] [stdout] | [INFO] [stdout] 112 | let r = try!(r.parse::()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/euler54.rs:113:17 [INFO] [stdout] | [INFO] [stdout] 113 | let s = try!(s.parse::()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/euler49.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | .flatten() [INFO] [stdout] | ^^^^^^^ multiple `flatten` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Filter` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `itertools::Itertools` for the type `T` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 24 | let r = std::iter::Iterator::flatten(v.iter() [INFO] [stdout] 25 | .combinations_n(3) [INFO] [stdout] 26 | .filter(|c| is_seq(c))) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 24 | let r = itertools::Itertools::flatten(v.iter() [INFO] [stdout] 25 | .combinations_n(3) [INFO] [stdout] 26 | .filter(|c| is_seq(c))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `euler-rust`. [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[E0034]: multiple applicable items in scope [INFO] [stdout] --> src/euler49.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | .flatten() [INFO] [stdout] | ^^^^^^^ multiple `flatten` found [INFO] [stdout] | [INFO] [stdout] = note: candidate #1 is defined in an impl of the trait `std::iter::Iterator` for the type `std::iter::Filter` [INFO] [stdout] = note: candidate #2 is defined in an impl of the trait `itertools::Itertools` for the type `T` [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 24 | let r = std::iter::Iterator::flatten(v.iter() [INFO] [stdout] 25 | .combinations_n(3) [INFO] [stdout] 26 | .filter(|c| is_seq(c))) [INFO] [stdout] | [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 24 | let r = itertools::Itertools::flatten(v.iter() [INFO] [stdout] 25 | .combinations_n(3) [INFO] [stdout] 26 | .filter(|c| is_seq(c))) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c6ba15c540b0124c9d213b7aa8326ad99b392fd82b95d3595f0226511fd9293d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6ba15c540b0124c9d213b7aa8326ad99b392fd82b95d3595f0226511fd9293d", kill_on_drop: false }` [INFO] [stdout] c6ba15c540b0124c9d213b7aa8326ad99b392fd82b95d3595f0226511fd9293d