[INFO] cloning repository https://github.com/Tester-JasonWang/rust_demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tester-JasonWang/rust_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTester-JasonWang%2Frust_demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTester-JasonWang%2Frust_demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a73073b465107fc28da3ae9c1e9a6407d1378929 [INFO] testing Tester-JasonWang/rust_demo against 1.98.0-beta.6+cargoflags=--release for beta-1.98-release-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTester-JasonWang%2Frust_demo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Tester-JasonWang/rust_demo [INFO] finished tweaking git repo https://github.com/Tester-JasonWang/rust_demo [INFO] tweaked toml for git repo https://github.com/Tester-JasonWang/rust_demo written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Tester-JasonWang/rust_demo on toolchain 1.98.0-beta.6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Tester-JasonWang/rust_demo 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" "+1.98.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4 [INFO] running `Command { std: "docker" "start" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.6" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling serde v1.0.177 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.3 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling num-iter v0.1.43 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling os_str_bytes v6.5.1 [INFO] [stderr] Compiling serde_derive v1.0.177 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling smawk v0.3.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling textwrap v0.13.4 [INFO] [stderr] Compiling windows_gen v0.9.1 [INFO] [stderr] Compiling num-complex v0.4.3 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling const-sha1 v0.2.0 [INFO] [stderr] Compiling smallvec v0.4.5 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling termcolor v1.2.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling serde_yaml v0.8.26 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stderr] Compiling ferris-says v0.2.1 [INFO] [stderr] Compiling windows_macros v0.9.1 [INFO] [stderr] Compiling windows v0.9.1 [INFO] [stderr] Compiling rust_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MySpecialFormatter` is never constructed [INFO] [stdout] --> src/lib.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct MySpecialFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_four` is never used [INFO] [stdout] --> src/lib.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn add_four(x: i32) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div` is never used [INFO] [stdout] --> src/demo.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn div(a: i32, b: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `try_div` is never used [INFO] [stdout] --> src/demo.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn try_div(a: i32, b: i32) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `release` profile [optimized] target(s) in 1m 34s [INFO] running `Command { std: "docker" "inspect" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }` [INFO] [stdout] warning: struct `MySpecialFormatter` is never constructed [INFO] [stdout] --> src/lib.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct MySpecialFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_four` is never used [INFO] [stdout] --> src/lib.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn add_four(x: i32) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust_demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MySpecialFormatter` is never constructed [INFO] [stdout] --> src/lib.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct MySpecialFormatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_four` is never used [INFO] [stdout] --> src/lib.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn add_four(x: i32) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div` is never used [INFO] [stdout] --> src/demo.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn div(a: i32, b: i32) -> i32 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `try_div` is never used [INFO] [stdout] --> src/demo.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn try_div(a: i32, b: i32) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `release` profile [optimized] target(s) in 0.44s [INFO] running `Command { std: "docker" "inspect" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.6" "test" "--frozen" "--release", kill_on_drop: false }` [INFO] [stderr] warning: struct `MySpecialFormatter` is never constructed [INFO] [stderr] --> src/lib.rs:48:8 [INFO] [stderr] | [INFO] [stderr] 48 | struct MySpecialFormatter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `add_four` is never used [INFO] [stderr] --> src/lib.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn add_four(x: i32) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_demo` (lib) generated 2 warnings [INFO] [stderr] warning: `rust_demo` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: function `div` is never used [INFO] [stderr] --> src/demo.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn div(a: i32, b: i32) -> i32 { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `try_div` is never used [INFO] [stderr] --> src/demo.rs:31:8 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn try_div(a: i32, b: i32) -> Result { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_demo` (bin "rust_demo" test) generated 2 warnings [INFO] [stderr] Finished `release` profile [optimized] target(s) in 0.14s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/release/deps/rust_demo-7f07a936ac467b8c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/release/deps/rust_demo-0086fd2d7c4fe000) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_demo [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/demo.rs - demo::div (line 9) ... FAILED [INFO] [stdout] test src/demo.rs - demo::try_div (line 21) ... FAILED [INFO] [stdout] test src/lib.rs - add_two (line 24) ... ok [INFO] [stdout] test src/lib.rs - add_one (line 11) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/demo.rs - demo::div (line 9) stdout ---- [INFO] [stdout] error[E0433]: cannot find `compute` in `rust_demo` [INFO] [stdout] --> src/demo.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | rust_demo::compute::div(10, 0); [INFO] [stdout] | ^^^^^^^ could not find `compute` in `rust_demo` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/demo.rs - demo::try_div (line 21) stdout ---- [INFO] [stdout] error[E0433]: cannot find `compute` in `rust_demo` [INFO] [stdout] --> src/demo.rs:24:22 [INFO] [stdout] | [INFO] [stdout] 24 | let res = rust_demo::compute::try_div(10, 0)?; [INFO] [stdout] | ^^^^^^^ could not find `compute` in `rust_demo` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/demo.rs - demo::div (line 9) [INFO] [stdout] src/demo.rs - demo::try_div (line 21) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4", kill_on_drop: false }` [INFO] [stdout] ecf0522ddf9e5d59442dc7da1b5f5c9574f8f3be5ed8e087e8234240779b2ad4