[INFO] cloning repository https://github.com/alex-karo/rust-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alex-karo/rust-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-karo%2Frust-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-karo%2Frust-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 709e5574836ec13f469365d8c66dea2336c80732 [INFO] checking alex-karo/rust-test against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-karo%2Frust-test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alex-karo/rust-test on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alex-karo/rust-test [INFO] finished tweaking git repo https://github.com/alex-karo/rust-test [INFO] tweaked toml for git repo https://github.com/alex-karo/rust-test written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alex-karo/rust-test 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c6d12cccc4eabbd9ebe611d6e1af25a263627d573d7a0ed1bf0efa34605b0697 [INFO] running `Command { std: "docker" "start" "-a" "c6d12cccc4eabbd9ebe611d6e1af25a263627d573d7a0ed1bf0efa34605b0697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c6d12cccc4eabbd9ebe611d6e1af25a263627d573d7a0ed1bf0efa34605b0697", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6d12cccc4eabbd9ebe611d6e1af25a263627d573d7a0ed1bf0efa34605b0697", kill_on_drop: false }` [INFO] [stdout] c6d12cccc4eabbd9ebe611d6e1af25a263627d573d7a0ed1bf0efa34605b0697 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 999f26d178e123cba6c623ffe09e3f72e2cb83550cf6e0af517148bbb53f4151 [INFO] running `Command { std: "docker" "start" "-a" "999f26d178e123cba6c623ffe09e3f72e2cb83550cf6e0af517148bbb53f4151", kill_on_drop: false }` [INFO] [stderr] Checking rust-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:70:27 [INFO] [stdout] | [INFO] [stdout] 70 | Some(node) => { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 71 | | [INFO] [stdout] 72 | | }, [INFO] [stdout] | |_____________^ expected `Option`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:70:27 [INFO] [stdout] | [INFO] [stdout] 70 | Some(node) => { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 71 | | [INFO] [stdout] 72 | | }, [INFO] [stdout] | |_____________^ expected `Option`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:74:29 [INFO] [stdout] | [INFO] [stdout] 74 | self.curr = &self.head; [INFO] [stdout] | --------- ^^^^^^^^^^ expected `Option>>`, found `&Option>>` [INFO] [stdout] | | [INFO] [stdout] | expected due to the type of this binding [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option<_>` [INFO] [stdout] found reference `&Option<_>` [INFO] [stdout] help: consider removing the borrow [INFO] [stdout] | [INFO] [stdout] 74 - self.curr = &self.head; [INFO] [stdout] 74 + self.curr = self.head; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | None => { [INFO] [stdout] | _____________________^ [INFO] [stdout] 74 | | self.curr = &self.head; [INFO] [stdout] 75 | | } [INFO] [stdout] | |_____________^ expected `Option`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:74:29 [INFO] [stdout] | [INFO] [stdout] 74 | self.curr = &self.head; [INFO] [stdout] | --------- ^^^^^^^^^^ expected `Option>>`, found `&Option>>` [INFO] [stdout] | | [INFO] [stdout] | expected due to the type of this binding [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option<_>` [INFO] [stdout] found reference `&Option<_>` [INFO] [stdout] help: consider removing the borrow [INFO] [stdout] | [INFO] [stdout] 74 - self.curr = &self.head; [INFO] [stdout] 74 + self.curr = self.head; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:73:21 [INFO] [stdout] | [INFO] [stdout] 73 | None => { [INFO] [stdout] | _____________________^ [INFO] [stdout] 74 | | self.curr = &self.head; [INFO] [stdout] 75 | | } [INFO] [stdout] | |_____________^ expected `Option`, found `()` [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Option` [INFO] [stdout] found unit type `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-test` (bin "rust-test") due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-test` (bin "rust-test" test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "999f26d178e123cba6c623ffe09e3f72e2cb83550cf6e0af517148bbb53f4151", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "999f26d178e123cba6c623ffe09e3f72e2cb83550cf6e0af517148bbb53f4151", kill_on_drop: false }` [INFO] [stdout] 999f26d178e123cba6c623ffe09e3f72e2cb83550cf6e0af517148bbb53f4151 [INFO] checking alex-karo/rust-test against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex-karo%2Frust-test" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alex-karo/rust-test on toolchain dae34b759e282c069aa28752564694effd121a63 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alex-karo/rust-test [INFO] finished tweaking git repo https://github.com/alex-karo/rust-test [INFO] tweaked toml for git repo https://github.com/alex-karo/rust-test written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/alex-karo/rust-test 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6e1cc1416fff1f4096bc9c4e5a6a711b0f42202fa2842d1f32245774b1326f3a [INFO] running `Command { std: "docker" "start" "-a" "6e1cc1416fff1f4096bc9c4e5a6a711b0f42202fa2842d1f32245774b1326f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6e1cc1416fff1f4096bc9c4e5a6a711b0f42202fa2842d1f32245774b1326f3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e1cc1416fff1f4096bc9c4e5a6a711b0f42202fa2842d1f32245774b1326f3a", kill_on_drop: false }` [INFO] [stdout] 6e1cc1416fff1f4096bc9c4e5a6a711b0f42202fa2842d1f32245774b1326f3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c25037eed61fdeee4a73c873865d920f51d50886330f575b1f312bdfac46237 [INFO] running `Command { std: "docker" "start" "-a" "8c25037eed61fdeee4a73c873865d920f51d50886330f575b1f312bdfac46237", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "8c25037eed61fdeee4a73c873865d920f51d50886330f575b1f312bdfac46237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c25037eed61fdeee4a73c873865d920f51d50886330f575b1f312bdfac46237", kill_on_drop: false }` [INFO] [stdout] 8c25037eed61fdeee4a73c873865d920f51d50886330f575b1f312bdfac46237