[INFO] cloning repository https://github.com/grahamschock/interview_match [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grahamschock/interview_match" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamschock%2Finterview_match", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamschock%2Finterview_match'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8fd6f86c1327e3b36859e8e3f742b7bd79e23f83 [INFO] checking grahamschock/interview_match against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrahamschock%2Finterview_match" "/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/grahamschock/interview_match 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/grahamschock/interview_match [INFO] finished tweaking git repo https://github.com/grahamschock/interview_match [INFO] tweaked toml for git repo https://github.com/grahamschock/interview_match written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/grahamschock/interview_match 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 grahamschock/interview_match 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%2Fgrahamschock%2Finterview_match" "/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/grahamschock/interview_match 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/grahamschock/interview_match [INFO] finished tweaking git repo https://github.com/grahamschock/interview_match [INFO] tweaked toml for git repo https://github.com/grahamschock/interview_match written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/grahamschock/interview_match 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] da3fa3067c57816027be0204d6b0c24405744159eb66157e3d9ddbf04fa88dab [INFO] running `Command { std: "docker" "start" "-a" "da3fa3067c57816027be0204d6b0c24405744159eb66157e3d9ddbf04fa88dab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da3fa3067c57816027be0204d6b0c24405744159eb66157e3d9ddbf04fa88dab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da3fa3067c57816027be0204d6b0c24405744159eb66157e3d9ddbf04fa88dab", kill_on_drop: false }` [INFO] [stdout] da3fa3067c57816027be0204d6b0c24405744159eb66157e3d9ddbf04fa88dab [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] 85aabd7880f3ae0be4560467d2cec1f2de40da33a9d7fa964cfdc08bd03b380f [INFO] running `Command { std: "docker" "start" "-a" "85aabd7880f3ae0be4560467d2cec1f2de40da33a9d7fa964cfdc08bd03b380f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking ryu v1.0.5 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking csv v1.1.5 [INFO] [stderr] Checking match_maker_interview v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut split = times.split(","); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut split = times.split(","); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `Timestamp` is never read [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Record { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 9 | Timestamp: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `Timestamp` is never read [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | struct Record { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 9 | Timestamp: String, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lname` and `is_assigned` are never read [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 19 | fname: String, [INFO] [stdout] 20 | lname: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 21 | time: Vec, [INFO] [stdout] 22 | is_assigned: i32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Timestamp` should have a snake case name [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Timestamp: String, [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `timestamp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `First_Name` should have a snake case name [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | First_Name: String, [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `first_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Last_Name` should have a snake case name [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | Last_Name: String, [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `last_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Times` should have a snake case name [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Times: String, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `times` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `isStudent` should have a snake case name [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | isStudent: i32, [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `is_student` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `lname` and `is_assigned` are never read [INFO] [stdout] --> src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 19 | fname: String, [INFO] [stdout] 20 | lname: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 21 | time: Vec, [INFO] [stdout] 22 | is_assigned: i32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Timestamp` should have a snake case name [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Timestamp: String, [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `timestamp` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `First_Name` should have a snake case name [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | First_Name: String, [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `first_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Last_Name` should have a snake case name [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | Last_Name: String, [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `last_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `Times` should have a snake case name [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Times: String, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `times` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `isStudent` should have a snake case name [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | isStudent: i32, [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `is_student` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.46s [INFO] running `Command { std: "docker" "inspect" "85aabd7880f3ae0be4560467d2cec1f2de40da33a9d7fa964cfdc08bd03b380f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85aabd7880f3ae0be4560467d2cec1f2de40da33a9d7fa964cfdc08bd03b380f", kill_on_drop: false }` [INFO] [stdout] 85aabd7880f3ae0be4560467d2cec1f2de40da33a9d7fa964cfdc08bd03b380f