[INFO] fetching crate express 0.0.2... [INFO] testing express-0.0.2 against 1.55.0 for beta-1.56-1 [INFO] extracting crate express 0.0.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate express 0.0.2 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate express 0.0.2 [INFO] finished tweaking crates.io crate express 0.0.2 [INFO] tweaked toml for crates.io crate express 0.0.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 118f06cc79fe8f3c24b1a8ce2963c78fffa92b564745e3b7c430fa000386fb3a [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" "118f06cc79fe8f3c24b1a8ce2963c78fffa92b564745e3b7c430fa000386fb3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "118f06cc79fe8f3c24b1a8ce2963c78fffa92b564745e3b7c430fa000386fb3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "118f06cc79fe8f3c24b1a8ce2963c78fffa92b564745e3b7c430fa000386fb3a", kill_on_drop: false }` [INFO] [stdout] 118f06cc79fe8f3c24b1a8ce2963c78fffa92b564745e3b7c430fa000386fb3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9c67d8cd1739d9635084c52b5189d1da7d7690c7980a2c54036e78dd2d24f7b [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" "d9c67d8cd1739d9635084c52b5189d1da7d7690c7980a2c54036e78dd2d24f7b", kill_on_drop: false }` [INFO] [stderr] Compiling express v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `port` [INFO] [stdout] --> src/express.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn listen(port: String) -> () { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_port` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/router/router.rs:18:15 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/router/router.rs:18:28 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/router/router.rs:18:41 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/middleware.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/middleware.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/middleware.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Use` should have a snake case name [INFO] [stdout] --> src/express.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn Use() -> () {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 16 | pub fn r#use() -> () {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "d9c67d8cd1739d9635084c52b5189d1da7d7690c7980a2c54036e78dd2d24f7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9c67d8cd1739d9635084c52b5189d1da7d7690c7980a2c54036e78dd2d24f7b", kill_on_drop: false }` [INFO] [stdout] d9c67d8cd1739d9635084c52b5189d1da7d7690c7980a2c54036e78dd2d24f7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 084002d76383492a0ecb2d524da9e12df7d0a8bd873e54f1074df78addfeaad4 [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" "084002d76383492a0ecb2d524da9e12df7d0a8bd873e54f1074df78addfeaad4", kill_on_drop: false }` [INFO] [stdout] warning: unused variable: `port` [INFO] [stdout] --> src/express.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn listen(port: String) -> () { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_port` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/router/router.rs:18:15 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/router/router.rs:18:28 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/router/router.rs:18:41 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/middleware.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/middleware.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling express v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/middleware.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Use` should have a snake case name [INFO] [stdout] --> src/express.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn Use() -> () {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 16 | pub fn r#use() -> () {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `port` [INFO] [stdout] --> src/express.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn listen(port: String) -> () { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_port` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/router/router.rs:18:15 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/router/router.rs:18:28 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/router/router.rs:18:41 [INFO] [stdout] | [INFO] [stdout] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/middleware.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/middleware.rs:4:28 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next` [INFO] [stdout] --> src/middleware.rs:4:41 [INFO] [stdout] | [INFO] [stdout] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Use` should have a snake case name [INFO] [stdout] --> src/express.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn Use() -> () {} [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 16 | pub fn r#use() -> () {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "084002d76383492a0ecb2d524da9e12df7d0a8bd873e54f1074df78addfeaad4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "084002d76383492a0ecb2d524da9e12df7d0a8bd873e54f1074df78addfeaad4", kill_on_drop: false }` [INFO] [stdout] 084002d76383492a0ecb2d524da9e12df7d0a8bd873e54f1074df78addfeaad4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] c48c4b302b76f08790127d29a896a05efca976ff2669cdae74e19f30be187b3a [INFO] running `Command { std: "docker" "start" "-a" "c48c4b302b76f08790127d29a896a05efca976ff2669cdae74e19f30be187b3a", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `port` [INFO] [stderr] --> src/express.rs:26:19 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn listen(port: String) -> () { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_port` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/router/router.rs:18:15 [INFO] [stderr] | [INFO] [stderr] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `req` [INFO] [stderr] --> src/router/router.rs:18:28 [INFO] [stderr] | [INFO] [stderr] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next` [INFO] [stderr] --> src/router/router.rs:18:41 [INFO] [stderr] | [INFO] [stderr] 18 | fn invoke(res: String, req: String, next: String) {} [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/middleware.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `req` [INFO] [stderr] --> src/middleware.rs:4:28 [INFO] [stderr] | [INFO] [stderr] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next` [INFO] [stderr] --> src/middleware.rs:4:41 [INFO] [stderr] | [INFO] [stderr] 4 | fn invoke(res: String, req: String, next: String) {} [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_next` [INFO] [stderr] [INFO] [stderr] warning: method `Use` should have a snake case name [INFO] [stderr] --> src/express.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn Use() -> () {} [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stderr] | [INFO] [stderr] 16 | pub fn r#use() -> () {} [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `express` (lib) generated 8 warnings [INFO] [stderr] warning: `express` (lib test) generated 8 warnings (8 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/express-ec79ea679afab01b) [INFO] [stdout] [INFO] [stderr] Doc-tests express [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" "c48c4b302b76f08790127d29a896a05efca976ff2669cdae74e19f30be187b3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c48c4b302b76f08790127d29a896a05efca976ff2669cdae74e19f30be187b3a", kill_on_drop: false }` [INFO] [stdout] c48c4b302b76f08790127d29a896a05efca976ff2669cdae74e19f30be187b3a