[INFO] cloning repository https://github.com/sumrid/first-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sumrid/first-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsumrid%2Ffirst-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsumrid%2Ffirst-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e2c33ab835e0b161b4f276f2b87698ee57c9b2c9 [INFO] checking sumrid/first-rust against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsumrid%2Ffirst-rust" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sumrid/first-rust on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sumrid/first-rust [INFO] finished tweaking git repo https://github.com/sumrid/first-rust [INFO] tweaked toml for git repo https://github.com/sumrid/first-rust written to /workspace/builds/worker-93/source/Cargo.toml [INFO] crate git repo https://github.com/sumrid/first-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f02f5d4d2026b2c768c3f55644414ef2f67a996da1df1a1de90b6bcfd86bfe6 [INFO] running `Command { std: "docker" "start" "-a" "3f02f5d4d2026b2c768c3f55644414ef2f67a996da1df1a1de90b6bcfd86bfe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f02f5d4d2026b2c768c3f55644414ef2f67a996da1df1a1de90b6bcfd86bfe6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f02f5d4d2026b2c768c3f55644414ef2f67a996da1df1a1de90b6bcfd86bfe6", kill_on_drop: false }` [INFO] [stdout] 3f02f5d4d2026b2c768c3f55644414ef2f67a996da1df1a1de90b6bcfd86bfe6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b14034f425d18a5e7a5cea70d434c92c714d75ff0554cd0bc282d5bd80f226a [INFO] running `Command { std: "docker" "start" "-a" "8b14034f425d18a5e7a5cea70d434c92c714d75ff0554cd0bc282d5bd80f226a", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.46 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking ferris-says v0.1.2 [INFO] [stderr] Checking hello-rust v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/main.rs (11 fixes) [INFO] [stdout] warning: variable `x_mut_var` is assigned to, but never used [INFO] [stdout] --> src/main.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut x_mut_var = 10; // mutable variable [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_x_mut_var` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x_mut_var` is never read [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | x_mut_var = 12; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `x_mut_var` is assigned to, but never used [INFO] [stdout] --> src/main.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut x_mut_var = 10; // mutable variable [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_x_mut_var` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x_mut_var` is never read [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | x_mut_var = 12; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `XX` [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | const XX: f64 = 155.51; // constant [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test2` [INFO] [stdout] --> src/main.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 139 | fn test2(text: String) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_name` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | last_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enumeration` [INFO] [stdout] --> src/main.rs:216:4 [INFO] [stdout] | [INFO] [stdout] 216 | fn enumeration() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `XX` [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | const XX: f64 = 155.51; // constant [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test2` [INFO] [stdout] --> src/main.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 139 | fn test2(text: String) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_name` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | last_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enumeration` [INFO] [stdout] --> src/main.rs:216:4 [INFO] [stdout] | [INFO] [stdout] 216 | fn enumeration() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.60s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking hello-rust v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: variable `x_mut_var` is assigned to, but never used [INFO] [stdout] --> src/main.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut x_mut_var = 10; // mutable variable [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_x_mut_var` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x_mut_var` is never read [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | x_mut_var = 12; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `x_mut_var` is assigned to, but never used [INFO] [stdout] --> src/main.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut x_mut_var = 10; // mutable variable [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_x_mut_var` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x_mut_var` is never read [INFO] [stdout] --> src/main.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | x_mut_var = 12; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `XX` [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | const XX: f64 = 155.51; // constant [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test2` [INFO] [stdout] --> src/main.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 139 | fn test2(text: String) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_name` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | last_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enumeration` [INFO] [stdout] --> src/main.rs:216:4 [INFO] [stdout] | [INFO] [stdout] 216 | fn enumeration() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `XX` [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | const XX: f64 = 155.51; // constant [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `test2` [INFO] [stdout] --> src/main.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 139 | fn test2(text: String) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `last_name` [INFO] [stdout] --> src/main.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | last_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `enumeration` [INFO] [stdout] --> src/main.rs:216:4 [INFO] [stdout] | [INFO] [stdout] 216 | fn enumeration() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "8b14034f425d18a5e7a5cea70d434c92c714d75ff0554cd0bc282d5bd80f226a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b14034f425d18a5e7a5cea70d434c92c714d75ff0554cd0bc282d5bd80f226a", kill_on_drop: false }` [INFO] [stdout] 8b14034f425d18a5e7a5cea70d434c92c714d75ff0554cd0bc282d5bd80f226a