[INFO] cloning repository https://github.com/bunnymatic/histogram-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bunnymatic/histogram-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbunnymatic%2Fhistogram-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbunnymatic%2Fhistogram-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e785041e235e03fbec69320e6803972576fde4d [INFO] checking bunnymatic/histogram-rust against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbunnymatic%2Fhistogram-rust" "/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/bunnymatic/histogram-rust on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bunnymatic/histogram-rust [INFO] finished tweaking git repo https://github.com/bunnymatic/histogram-rust [INFO] tweaked toml for git repo https://github.com/bunnymatic/histogram-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/bunnymatic/histogram-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] ce0bd2afa27a1ff2813082b51b8d1c5be198f11095bc6c6333e88d21da287da3 [INFO] running `Command { std: "docker" "start" "-a" "ce0bd2afa27a1ff2813082b51b8d1c5be198f11095bc6c6333e88d21da287da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce0bd2afa27a1ff2813082b51b8d1c5be198f11095bc6c6333e88d21da287da3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce0bd2afa27a1ff2813082b51b8d1c5be198f11095bc6c6333e88d21da287da3", kill_on_drop: false }` [INFO] [stdout] ce0bd2afa27a1ff2813082b51b8d1c5be198f11095bc6c6333e88d21da287da3 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c23f9e8f3fd81d0874d332d28364e9d229429fe7c9cb9c07e557d859836c55af [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" "c23f9e8f3fd81d0874d332d28364e9d229429fe7c9cb9c07e557d859836c55af", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling structopt-derive v0.2.17 [INFO] [stderr] Checking structopt v0.2.17 [INFO] [stderr] Checking histogram v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: unknown start of token: \ [INFO] [stdout] --> src/main.rs:24:42 [INFO] [stdout] | [INFO] [stdout] 24 | let words = line.unwrap().split(/\s+/); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected expression, found `/` [INFO] [stdout] --> src/main.rs:24:41 [INFO] [stdout] | [INFO] [stdout] 24 | let words = line.unwrap().split(/\s+/); [INFO] [stdout] | ^ expected expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unknown start of token: \ [INFO] [stdout] --> src/main.rs:24:42 [INFO] [stdout] | [INFO] [stdout] 24 | let words = line.unwrap().split(/\s+/); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected expression, found `/` [INFO] [stdout] --> src/main.rs:24:41 [INFO] [stdout] | [INFO] [stdout] 24 | let words = line.unwrap().split(/\s+/); [INFO] [stdout] | ^ expected expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File` [INFO] [stdout] --> src/main.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | let fp = File::open(opt.file).unwrap(); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BufReader` [INFO] [stdout] --> src/main.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | let file = BufReader::new(&f); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::BufReader; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `f` in this scope [INFO] [stdout] --> src/main.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | let file = BufReader::new(&f); [INFO] [stdout] | ^ help: a local variable with a similar name exists: `fp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File` [INFO] [stdout] --> src/main.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | let fp = File::open(opt.file).unwrap(); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BufReader` [INFO] [stdout] --> src/main.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | let file = BufReader::new(&f); [INFO] [stdout] | ^^^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::BufReader; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `f` in this scope [INFO] [stdout] --> src/main.rs:22:32 [INFO] [stdout] | [INFO] [stdout] 22 | let file = BufReader::new(&f); [INFO] [stdout] | ^ help: a local variable with a similar name exists: `fp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `histogram` due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c23f9e8f3fd81d0874d332d28364e9d229429fe7c9cb9c07e557d859836c55af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c23f9e8f3fd81d0874d332d28364e9d229429fe7c9cb9c07e557d859836c55af", kill_on_drop: false }` [INFO] [stdout] c23f9e8f3fd81d0874d332d28364e9d229429fe7c9cb9c07e557d859836c55af