[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 master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falecdotninja%2Fwikipedia-word-counter" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alecdotninja/wikipedia-word-counter on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/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" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-0/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 72c75985d2ef7e5f858e17743d8cb8713cc814190d1ecc18264c31d3f443d37a [INFO] running `Command { std: "docker" "start" "-a" "72c75985d2ef7e5f858e17743d8cb8713cc814190d1ecc18264c31d3f443d37a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72c75985d2ef7e5f858e17743d8cb8713cc814190d1ecc18264c31d3f443d37a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c75985d2ef7e5f858e17743d8cb8713cc814190d1ecc18264c31d3f443d37a", kill_on_drop: false }` [INFO] [stdout] 72c75985d2ef7e5f858e17743d8cb8713cc814190d1ecc18264c31d3f443d37a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4210a3e726a33ef70587072c1f903a3217302f7d9df7be33c15682550f5b7875 [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" "4210a3e726a33ef70587072c1f903a3217302f7d9df7be33c15682550f5b7875", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking parse_wiki_text v0.1.5 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-channel v0.4.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking csv v1.1.3 [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 `std::io::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 `std::io::BufReader` [INFO] [stdout] | [INFO] [stdout] = note: required by `csv::Writer::::from_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `std::io::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 `std::io::BufReader` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/csv-1.1.3/src/writer.rs:508:22 [INFO] [stdout] | [INFO] [stdout] 508 | pub struct Writer { [INFO] [stdout] | --------- required by this bound in `csv::Writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `write_record` found for struct `csv::Writer>` in the current scope [INFO] [stdout] --> src/main.rs:20:20 [INFO] [stdout] | [INFO] [stdout] 20 | csv_writer.write_record(&[word, count.to_string()]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ method not found in `csv::Writer>` [INFO] [stdout] | [INFO] [stdout] = note: the method `write_record` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::io::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] [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] [stdout] error[E0277]: the trait bound `std::io::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 `std::io::BufReader` [INFO] [stdout] | [INFO] [stdout] = note: required by `csv::Writer::::from_writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `std::io::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 `std::io::BufReader` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/csv-1.1.3/src/writer.rs:508:22 [INFO] [stdout] | [INFO] [stdout] 508 | pub struct Writer { [INFO] [stdout] | --------- required by this bound in `csv::Writer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `write_record` found for struct `csv::Writer>` in the current scope [INFO] [stdout] --> src/main.rs:20:20 [INFO] [stdout] | [INFO] [stdout] 20 | csv_writer.write_record(&[word, count.to_string()]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^ method not found in `csv::Writer>` [INFO] [stdout] | [INFO] [stdout] = note: the method `write_record` exists but the following trait bounds were not satisfied: [INFO] [stdout] `std::io::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] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4210a3e726a33ef70587072c1f903a3217302f7d9df7be33c15682550f5b7875", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4210a3e726a33ef70587072c1f903a3217302f7d9df7be33c15682550f5b7875", kill_on_drop: false }` [INFO] [stdout] 4210a3e726a33ef70587072c1f903a3217302f7d9df7be33c15682550f5b7875