[INFO] cloning repository https://github.com/alecdotninja/wikipedia-word-counter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alecdotninja/wikipedia-word-counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falecdotninja%2Fwikipedia-word-counter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falecdotninja%2Fwikipedia-word-counter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bdef74c4d7a3110ae2b5d35f3c82548a93840387 [INFO] checking alecdotninja/wikipedia-word-counter against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falecdotninja%2Fwikipedia-word-counter" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alecdotninja/wikipedia-word-counter on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alecdotninja/wikipedia-word-counter [INFO] finished tweaking git repo https://github.com/alecdotninja/wikipedia-word-counter [INFO] tweaked toml for git repo https://github.com/alecdotninja/wikipedia-word-counter written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/alecdotninja/wikipedia-word-counter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-1/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded parse_mediawiki_dump v0.1.0 [INFO] [stderr] Downloaded parse_wiki_text v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 3521e9c595f343e8b394c67fe3030ddbce69225507b150772424e5adfb8582e7 [INFO] running `Command { std: "docker" "start" "-a" "3521e9c595f343e8b394c67fe3030ddbce69225507b150772424e5adfb8582e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3521e9c595f343e8b394c67fe3030ddbce69225507b150772424e5adfb8582e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3521e9c595f343e8b394c67fe3030ddbce69225507b150772424e5adfb8582e7", kill_on_drop: false }` [INFO] [stdout] 3521e9c595f343e8b394c67fe3030ddbce69225507b150772424e5adfb8582e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3654f3a86796770848301443b205676124cf7a684af1609e567d0a0f97eb1e8 [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" "f3654f3a86796770848301443b205676124cf7a684af1609e567d0a0f97eb1e8", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking regex-syntax v0.6.23 [INFO] [stderr] Checking parse_wiki_text v0.1.5 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking encoding_rs v0.8.28 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking backtrace v0.3.57 [INFO] [stderr] Checking regex v1.4.5 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking quick-xml v0.12.4 [INFO] [stderr] Checking parse_mediawiki_dump v0.1.0 [INFO] [stderr] Checking wikipedia-word-counter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the trait bound `BufReader: std::io::Write` is not satisfied [INFO] [stdout] --> src/main.rs:17:51 [INFO] [stdout] | [INFO] [stdout] 17 | let mut csv_writer = csv::Writer::from_writer(buffered_stdin()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `BufReader` [INFO] [stdout] | [INFO] [stdout] = note: required by `Writer::::from_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `BufReader: std::io::Write` is not satisfied [INFO] [stdout] --> src/main.rs:17:26 [INFO] [stdout] | [INFO] [stdout] 17 | let mut csv_writer = csv::Writer::from_writer(buffered_stdin()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `BufReader` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/csv-1.1.6/src/writer.rs:508:22 [INFO] [stdout] | [INFO] [stdout] 508 | pub struct Writer { [INFO] [stdout] | --------- required by this bound in `Writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `BufReader: std::io::Write` is not satisfied [INFO] [stdout] --> src/main.rs:17:51 [INFO] [stdout] | [INFO] [stdout] 17 | let mut csv_writer = csv::Writer::from_writer(buffered_stdin()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `BufReader` [INFO] [stdout] | [INFO] [stdout] = note: required by `Writer::::from_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `write_record` exists for struct `Writer>`, but its trait bounds were not satisfied [INFO] [stdout] --> src/main.rs:20:20 [INFO] [stdout] | [INFO] [stdout] 20 | csv_writer.write_record(&[word, count.to_string()]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ method cannot be called on `Writer>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `BufReader: std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `BufReader: std::io::Write` is not satisfied [INFO] [stdout] --> src/main.rs:17:26 [INFO] [stdout] | [INFO] [stdout] 17 | let mut csv_writer = csv::Writer::from_writer(buffered_stdin()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `std::io::Write` is not implemented for `BufReader` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/csv-1.1.6/src/writer.rs:508:22 [INFO] [stdout] | [INFO] [stdout] 508 | pub struct Writer { [INFO] [stdout] | --------- required by this bound in `Writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `write_record` exists for struct `Writer>`, but its trait bounds were not satisfied [INFO] [stdout] --> src/main.rs:20:20 [INFO] [stdout] | [INFO] [stdout] 20 | csv_writer.write_record(&[word, count.to_string()]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ method cannot be called on `Writer>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `BufReader: std::io::Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `wikipedia-word-counter` [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" "f3654f3a86796770848301443b205676124cf7a684af1609e567d0a0f97eb1e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3654f3a86796770848301443b205676124cf7a684af1609e567d0a0f97eb1e8", kill_on_drop: false }` [INFO] [stdout] f3654f3a86796770848301443b205676124cf7a684af1609e567d0a0f97eb1e8