[INFO] cloning repository https://github.com/elbow-jason/im-a-learnin-me-a-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elbow-jason/im-a-learnin-me-a-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Fim-a-learnin-me-a-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Fim-a-learnin-me-a-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2c3c0761520f3ff7c990424c06abffcf03f68848 [INFO] checking elbow-jason/im-a-learnin-me-a-rust against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Fim-a-learnin-me-a-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust [INFO] finished tweaking git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust [INFO] tweaked toml for git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking elbow-jason/im-a-learnin-me-a-rust against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felbow-jason%2Fim-a-learnin-me-a-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust on toolchain 047472f299946caf090d1b5608ae4bd9f0416256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust [INFO] finished tweaking git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust [INFO] tweaked toml for git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/elbow-jason/im-a-learnin-me-a-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d34e99dfe3d39e9cf032e6d3849d95762d54953b33334ef5dcd0297c247d56de [INFO] running `Command { std: "docker" "start" "-a" "d34e99dfe3d39e9cf032e6d3849d95762d54953b33334ef5dcd0297c247d56de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d34e99dfe3d39e9cf032e6d3849d95762d54953b33334ef5dcd0297c247d56de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d34e99dfe3d39e9cf032e6d3849d95762d54953b33334ef5dcd0297c247d56de", kill_on_drop: false }` [INFO] [stdout] d34e99dfe3d39e9cf032e6d3849d95762d54953b33334ef5dcd0297c247d56de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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 -Ddereferencing_mut_binding" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14879e841738914336517d51971d4450d5bf5612e9995ae68c02b33a47106f49 [INFO] running `Command { std: "docker" "start" "-a" "14879e841738914336517d51971d4450d5bf5612e9995ae68c02b33a47106f49", kill_on_drop: false }` [INFO] [stderr] Checking im-a-learning-me-a-rust v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{` [INFO] [stdout] --> src/main.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | spawn( proc() { the_client_sends_a_delayed_message("Did it work?"); }); [INFO] [stdout] | -^ expected one of `)`, `,`, `.`, `?`, or an operator [INFO] [stdout] | | [INFO] [stdout] | help: missing `,` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{` [INFO] [stdout] --> src/main.rs:30:38 [INFO] [stdout] | [INFO] [stdout] 30 | Ok(stream) => { spawn(proc() { echo_the_clients_message(stream); }); } [INFO] [stdout] | -^ expected one of `)`, `,`, `.`, `?`, or an operator [INFO] [stdout] | | [INFO] [stdout] | help: missing `,` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{` [INFO] [stdout] --> src/main.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | spawn( proc() { the_client_sends_a_delayed_message("Did it work?"); }); [INFO] [stdout] | -^ expected one of `)`, `,`, `.`, `?`, or an operator [INFO] [stdout] | | [INFO] [stdout] | help: missing `,` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `)`, `,`, `.`, `?`, or an operator, found `{` [INFO] [stdout] --> src/main.rs:30:38 [INFO] [stdout] | [INFO] [stdout] 30 | Ok(stream) => { spawn(proc() { echo_the_clients_message(stream); }); } [INFO] [stdout] | -^ expected one of `)`, `,`, `.`, `?`, or an operator [INFO] [stdout] | | [INFO] [stdout] | help: missing `,` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::io::TcpListener`, `std::io::TcpStream` [INFO] [stdout] --> src/main.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ no `TcpStream` in `io` [INFO] [stdout] | | [INFO] [stdout] | no `TcpListener` in `io` [INFO] [stdout] | [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::net::TcpListener [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::net::TcpStream [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::io::Acceptor`, `std::io::Listener` [INFO] [stdout] --> src/main.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::{Acceptor, Listener}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^ no `Listener` in `io` [INFO] [stdout] | | [INFO] [stdout] | no `Acceptor` in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::time::duration` [INFO] [stdout] --> src/main.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::duration::Duration; [INFO] [stdout] | ^^^^^^^^ could not find `duration` in `time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::io::timer` [INFO] [stdout] --> src/main.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::timer::sleep; [INFO] [stdout] | ^^^^^ could not find `timer` in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::io::TcpListener`, `std::io::TcpStream` [INFO] [stdout] --> src/main.rs:11:17 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^ no `TcpStream` in `io` [INFO] [stdout] | | [INFO] [stdout] | no `TcpListener` in `io` [INFO] [stdout] | [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::net::TcpListener [INFO] [stdout] = help: consider importing this struct instead: [INFO] [stdout] std::net::TcpStream [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved imports `std::io::Acceptor`, `std::io::Listener` [INFO] [stdout] --> src/main.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::{Acceptor, Listener}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^ no `Listener` in `io` [INFO] [stdout] | | [INFO] [stdout] | no `Acceptor` in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::time::duration` [INFO] [stdout] --> src/main.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | use std::time::duration::Duration; [INFO] [stdout] | ^^^^^^^^ could not find `duration` in `time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::io::timer` [INFO] [stdout] --> src/main.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | use std::io::timer::sleep; [INFO] [stdout] | ^^^^^ could not find `timer` in `io` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `spawn` in this scope [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | spawn( proc() { the_client_sends_a_delayed_message("Did it work?"); }); [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 11 + use std::thread::spawn; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `spawn` in this scope [INFO] [stdout] --> src/main.rs:30:25 [INFO] [stdout] | [INFO] [stdout] 30 | Ok(stream) => { spawn(proc() { echo_the_clients_message(stream); }); } [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 11 + use std::thread::spawn; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `spawn` in this scope [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | spawn( proc() { the_client_sends_a_delayed_message("Did it work?"); }); [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 11 + use std::thread::spawn; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `spawn` in this scope [INFO] [stdout] --> src/main.rs:30:25 [INFO] [stdout] | [INFO] [stdout] 30 | Ok(stream) => { spawn(proc() { echo_the_clients_message(stream); }); } [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this function [INFO] [stdout] | [INFO] [stdout] 11 + use std::thread::spawn; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `proc` in this scope [INFO] [stdout] --> src/main.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | spawn( proc() { the_client_sends_a_delayed_message("Did it work?"); }); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `proc` in this scope [INFO] [stdout] --> src/main.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | spawn( proc() { the_client_sends_a_delayed_message("Did it work?"); }); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `proc` in this scope [INFO] [stdout] --> src/main.rs:30:31 [INFO] [stdout] | [INFO] [stdout] 30 | Ok(stream) => { spawn(proc() { echo_the_clients_message(stream); }); } [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `proc` in this scope [INFO] [stdout] --> src/main.rs:30:31 [INFO] [stdout] | [INFO] [stdout] 30 | Ok(stream) => { spawn(proc() { echo_the_clients_message(stream); }); } [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 10 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 10 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0432. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `im-a-learning-me-a-rust` (bin "im-a-learning-me-a-rust" test) due to 11 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `im-a-learning-me-a-rust` (bin "im-a-learning-me-a-rust") due to 11 previous errors [INFO] running `Command { std: "docker" "inspect" "14879e841738914336517d51971d4450d5bf5612e9995ae68c02b33a47106f49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14879e841738914336517d51971d4450d5bf5612e9995ae68c02b33a47106f49", kill_on_drop: false }` [INFO] [stdout] 14879e841738914336517d51971d4450d5bf5612e9995ae68c02b33a47106f49