[INFO] cloning repository https://github.com/walac/cool-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/walac/cool-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalac%2Fcool-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalac%2Fcool-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 08f49bc7a724e521d01fe1a2eaecd917ab62d1cf [INFO] testing walac/cool-rs against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalac%2Fcool-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/walac/cool-rs on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/walac/cool-rs [INFO] finished tweaking git repo https://github.com/walac/cool-rs [INFO] tweaked toml for git repo https://github.com/walac/cool-rs written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/walac/cool-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded encoding8 v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5aaac77f07558a12b6a1ca35e9c21ef40055829ce14b8a554de2001fe6c15619 [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" "5aaac77f07558a12b6a1ca35e9c21ef40055829ce14b8a554de2001fe6c15619", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5aaac77f07558a12b6a1ca35e9c21ef40055829ce14b8a554de2001fe6c15619", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5aaac77f07558a12b6a1ca35e9c21ef40055829ce14b8a554de2001fe6c15619", kill_on_drop: false }` [INFO] [stdout] 5aaac77f07558a12b6a1ca35e9c21ef40055829ce14b8a554de2001fe6c15619 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", 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] 935804257ca05f4be6d9df088a0addd15ec60231396e91cb7fe8328d844e6266 [INFO] running `Command { std: "docker" "start" "-a" "935804257ca05f4be6d9df088a0addd15ec60231396e91cb7fe8328d844e6266", kill_on_drop: false }` [INFO] [stderr] Compiling encoding8 v0.3.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling cool-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lexer.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new(src: &'a str) -> Tokenizer<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.32s [INFO] running `Command { std: "docker" "inspect" "935804257ca05f4be6d9df088a0addd15ec60231396e91cb7fe8328d844e6266", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "935804257ca05f4be6d9df088a0addd15ec60231396e91cb7fe8328d844e6266", kill_on_drop: false }` [INFO] [stdout] 935804257ca05f4be6d9df088a0addd15ec60231396e91cb7fe8328d844e6266 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3adb5054706ac249356ace3a1970e0ea043a2bb9db386986a226752e9a689e2d [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" "3adb5054706ac249356ace3a1970e0ea043a2bb9db386986a226752e9a689e2d", kill_on_drop: false }` [INFO] [stderr] Compiling cool-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lexer.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new(src: &'a str) -> Tokenizer<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lexer.rs:235:12 [INFO] [stdout] | [INFO] [stdout] 235 | pub fn new(src: &'a str) -> Tokenizer<'a> { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `filename` [INFO] [stdout] --> tests/test_lexer.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub filename: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/test_lexer.rs:78:30 [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.27s [INFO] running `Command { std: "docker" "inspect" "3adb5054706ac249356ace3a1970e0ea043a2bb9db386986a226752e9a689e2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3adb5054706ac249356ace3a1970e0ea043a2bb9db386986a226752e9a689e2d", kill_on_drop: false }` [INFO] [stdout] 3adb5054706ac249356ace3a1970e0ea043a2bb9db386986a226752e9a689e2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fb7355538aa9a197f8c084b45023585750634aadc6026f1bdb517f8a9daac31c [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" "fb7355538aa9a197f8c084b45023585750634aadc6026f1bdb517f8a9daac31c", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/lexer.rs:235:12 [INFO] [stderr] | [INFO] [stderr] 235 | pub fn new(src: &'a str) -> Tokenizer<'a> { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `filename` [INFO] [stderr] --> tests/test_lexer.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | pub filename: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> tests/test_lexer.rs:78:30 [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => panic!("{}", e), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => std::panic::panic_any(e), [INFO] [stderr] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] [INFO] [stderr] warning: `cool-rs` (bin "cool-rs" test) generated 1 warning [INFO] [stderr] warning: `cool-rs` (bin "cool-rs") generated 1 warning (1 duplicate) [INFO] [stderr] warning: `cool-rs` (test "test_lexer") generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cool_rs-3123c4aa45004bf7) [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 tests/test_lexer.rs (/opt/rustwide/target/debug/deps/test_lexer-52bcd63281254598) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_lexer ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fb7355538aa9a197f8c084b45023585750634aadc6026f1bdb517f8a9daac31c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb7355538aa9a197f8c084b45023585750634aadc6026f1bdb517f8a9daac31c", kill_on_drop: false }` [INFO] [stdout] fb7355538aa9a197f8c084b45023585750634aadc6026f1bdb517f8a9daac31c