[INFO] cloning repository https://github.com/jimbirthday/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/jimbirthday/rust-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimbirthday%2Frust-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimbirthday%2Frust-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d5ced93d2049839540f6ba4bd62b659fb0b25f07 [INFO] testing jimbirthday/rust-demo against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimbirthday%2Frust-demo" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimbirthday/rust-demo on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimbirthday/rust-demo [INFO] finished tweaking git repo https://github.com/jimbirthday/rust-demo [INFO] tweaked toml for git repo https://github.com/jimbirthday/rust-demo written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/jimbirthday/rust-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded once_cell v1.7.0 [INFO] [stderr] Downloaded dtoa v0.4.7 [INFO] [stderr] Downloaded serde_yaml v0.8.17 [INFO] [stderr] Downloaded yaml-rust v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] a2a7f67b0765ed3faf83c3e03b38090f9a1c67ccaba4298d1ad403f1b6d9e901 [INFO] running `Command { std: "docker" "start" "-a" "a2a7f67b0765ed3faf83c3e03b38090f9a1c67ccaba4298d1ad403f1b6d9e901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a2a7f67b0765ed3faf83c3e03b38090f9a1c67ccaba4298d1ad403f1b6d9e901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2a7f67b0765ed3faf83c3e03b38090f9a1c67ccaba4298d1ad403f1b6d9e901", kill_on_drop: false }` [INFO] [stdout] a2a7f67b0765ed3faf83c3e03b38090f9a1c67ccaba4298d1ad403f1b6d9e901 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 94f9fe0b4adbb3d9130a44c6a0662f9a8596a85620aaa91450c9f2c9a7b9b899 [INFO] running `Command { std: "docker" "start" "-a" "94f9fe0b4adbb3d9130a44c6a0662f9a8596a85620aaa91450c9f2c9a7b9b899", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling dtoa v0.4.7 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling serde_yaml v0.8.17 [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/yaml.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let p: Pipeline = match serde_yaml::from_str(s) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_str` [INFO] [stdout] --> src/yaml.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn from_str(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.68s [INFO] running `Command { std: "docker" "inspect" "94f9fe0b4adbb3d9130a44c6a0662f9a8596a85620aaa91450c9f2c9a7b9b899", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94f9fe0b4adbb3d9130a44c6a0662f9a8596a85620aaa91450c9f2c9a7b9b899", kill_on_drop: false }` [INFO] [stdout] 94f9fe0b4adbb3d9130a44c6a0662f9a8596a85620aaa91450c9f2c9a7b9b899 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--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] 33f21b55d29dd0ae4f6b82382e4a015cef17bc14cbbc116736cda1a5b4b6c1a6 [INFO] running `Command { std: "docker" "start" "-a" "33f21b55d29dd0ae4f6b82382e4a015cef17bc14cbbc116736cda1a5b4b6c1a6", kill_on_drop: false }` [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/yaml.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let p: Pipeline = match serde_yaml::from_str(s) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `from_str` [INFO] [stdout] --> src/yaml.rs:94:12 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn from_str(s: &str) -> Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rules_key` [INFO] [stdout] --> src/lib.rs:165:34 [INFO] [stdout] | [INFO] [stdout] 165 | ... for (rules_key, rules_value) in rules { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rules_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/yaml.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let p: Pipeline = match serde_yaml::from_str(s) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.67s [INFO] running `Command { std: "docker" "inspect" "33f21b55d29dd0ae4f6b82382e4a015cef17bc14cbbc116736cda1a5b4b6c1a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33f21b55d29dd0ae4f6b82382e4a015cef17bc14cbbc116736cda1a5b4b6c1a6", kill_on_drop: false }` [INFO] [stdout] 33f21b55d29dd0ae4f6b82382e4a015cef17bc14cbbc116736cda1a5b4b6c1a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9b24a37798f64a2ed557c2036333e7249a7b28b7ad20230dd4271ade57d694ef [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" "9b24a37798f64a2ed557c2036333e7249a7b28b7ad20230dd4271ade57d694ef", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `regex::Regex` [INFO] [stderr] --> src/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use regex::Regex; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/yaml.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | let p: Pipeline = match serde_yaml::from_str(s) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_str` [INFO] [stderr] --> src/yaml.rs:94:12 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn from_str(s: &str) -> Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rules_key` [INFO] [stderr] --> src/lib.rs:165:34 [INFO] [stderr] | [INFO] [stderr] 165 | ... for (rules_key, rules_value) in rules { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rules_key` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/yaml.rs:95:13 [INFO] [stderr] | [INFO] [stderr] 95 | let p: Pipeline = match serde_yaml::from_str(s) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_rust-471988de7c4eaa4c) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test1 ... ok [INFO] [stdout] test test_yaml ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_rust-ef2855fc3c1c8e02) [INFO] [stdout] [INFO] [stderr] Doc-tests hello-rust [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] [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] running `Command { std: "docker" "inspect" "9b24a37798f64a2ed557c2036333e7249a7b28b7ad20230dd4271ade57d694ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b24a37798f64a2ed557c2036333e7249a7b28b7ad20230dd4271ade57d694ef", kill_on_drop: false }` [INFO] [stdout] 9b24a37798f64a2ed557c2036333e7249a7b28b7ad20230dd4271ade57d694ef