[INFO] updating cached repository https://github.com/pwoolcoc/nickel-error-example [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 873c5140a67ab90f246aee93453c96eb4649964d [INFO] testing pwoolcoc/nickel-error-example against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpwoolcoc%2Fnickel-error-example" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pwoolcoc/nickel-error-example on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/pwoolcoc/nickel-error-example [INFO] finished tweaking git repo https://github.com/pwoolcoc/nickel-error-example [INFO] tweaked toml for git repo https://github.com/pwoolcoc/nickel-error-example written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/pwoolcoc/nickel-error-example already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 65c6c5bbc2c8099de7a897f9c98774fc53df025bc007d2bc14bc4522af19faac [INFO] running `"docker" "start" "-a" "65c6c5bbc2c8099de7a897f9c98774fc53df025bc007d2bc14bc4522af19faac"` [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling modifier v0.1.0 [INFO] [stderr] Compiling groupable v0.2.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling plugin v0.2.6 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling mustache v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.51 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling nickel v0.11.0 [INFO] [stderr] Compiling nickel-error-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | / middleware! { |_, res| [INFO] [stderr] 13 | | return res.send("foo") [INFO] [stderr] | | ---------------------- any code following this expression is unreachable [INFO] [stderr] 14 | | }); [INFO] [stderr] | |_____^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | server.listen("0.0.0.0:0"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.20s [INFO] running `"docker" "inspect" "65c6c5bbc2c8099de7a897f9c98774fc53df025bc007d2bc14bc4522af19faac"` [INFO] running `"docker" "rm" "-f" "65c6c5bbc2c8099de7a897f9c98774fc53df025bc007d2bc14bc4522af19faac"` [INFO] [stdout] 65c6c5bbc2c8099de7a897f9c98774fc53df025bc007d2bc14bc4522af19faac [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stdout] 9a95467b82a4118f19398114d15abcfb52ea9141dd35a10354abaa0640299af0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "9a95467b82a4118f19398114d15abcfb52ea9141dd35a10354abaa0640299af0"` [INFO] [stderr] Compiling nickel-error-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | / middleware! { |_, res| [INFO] [stderr] 13 | | return res.send("foo") [INFO] [stderr] | | ---------------------- any code following this expression is unreachable [INFO] [stderr] 14 | | }); [INFO] [stderr] | |_____^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | server.listen("0.0.0.0:0"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `"docker" "inspect" "9a95467b82a4118f19398114d15abcfb52ea9141dd35a10354abaa0640299af0"` [INFO] running `"docker" "rm" "-f" "9a95467b82a4118f19398114d15abcfb52ea9141dd35a10354abaa0640299af0"` [INFO] [stdout] 9a95467b82a4118f19398114d15abcfb52ea9141dd35a10354abaa0640299af0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b43278d682b68ca7edca17ab4fdac9e1c24208ba74b591281e9b3a7192e822f [INFO] running `"docker" "start" "-a" "0b43278d682b68ca7edca17ab4fdac9e1c24208ba74b591281e9b3a7192e822f"` [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | / middleware! { |_, res| [INFO] [stderr] 13 | | return res.send("foo") [INFO] [stderr] | | ---------------------- any code following this expression is unreachable [INFO] [stderr] 14 | | }); [INFO] [stderr] | |_____^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | server.listen("0.0.0.0:0"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.33s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/nickel_error_test-fc8873046650fe52 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "0b43278d682b68ca7edca17ab4fdac9e1c24208ba74b591281e9b3a7192e822f"` [INFO] running `"docker" "rm" "-f" "0b43278d682b68ca7edca17ab4fdac9e1c24208ba74b591281e9b3a7192e822f"` [INFO] [stdout] 0b43278d682b68ca7edca17ab4fdac9e1c24208ba74b591281e9b3a7192e822f