[INFO] cloning repository https://github.com/daniel-j-anderson-dev/linked_lists_book [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daniel-j-anderson-dev/linked_lists_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-j-anderson-dev%2Flinked_lists_book", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-j-anderson-dev%2Flinked_lists_book'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 35a9184696e935d10811dcece64cee9ea5d41267 [INFO] checking daniel-j-anderson-dev/linked_lists_book against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-j-anderson-dev%2Flinked_lists_book" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daniel-j-anderson-dev/linked_lists_book 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/daniel-j-anderson-dev/linked_lists_book [INFO] finished tweaking git repo https://github.com/daniel-j-anderson-dev/linked_lists_book [INFO] tweaked toml for git repo https://github.com/daniel-j-anderson-dev/linked_lists_book written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/daniel-j-anderson-dev/linked_lists_book 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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a23e0456d25a84da1628021b84674286119825462055ff9b0d360332d509227 [INFO] running `Command { std: "docker" "start" "-a" "4a23e0456d25a84da1628021b84674286119825462055ff9b0d360332d509227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a23e0456d25a84da1628021b84674286119825462055ff9b0d360332d509227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a23e0456d25a84da1628021b84674286119825462055ff9b0d360332d509227", kill_on_drop: false }` [INFO] [stdout] 4a23e0456d25a84da1628021b84674286119825462055ff9b0d360332d509227 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7fd91f2eebff1129d4d20ed858291fbf88935a2a97a475dbb6c70ceb0150857 [INFO] running `Command { std: "docker" "start" "-a" "b7fd91f2eebff1129d4d20ed858291fbf88935a2a97a475dbb6c70ceb0150857", kill_on_drop: false }` [INFO] [stderr] Checking bad_singly_linked_stack v0.1.0 (/opt/rustwide/workdir/bad_singly_linked_stack) [INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found struct `Node` [INFO] [stdout] --> bad_singly_linked_stack/src/first.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 3 | / pub struct Node { [INFO] [stdout] 4 | | element: T, [INFO] [stdout] 5 | | next: Option>>, [INFO] [stdout] 6 | | } [INFO] [stdout] | |_- `Node` defined here [INFO] [stdout] ... [INFO] [stdout] 9 | return Some(Box::new(Node(element, next))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/option.rs:575:5 [INFO] [stdout] | [INFO] [stdout] = note: similarly named unit variant `None` defined here [INFO] [stdout] | [INFO] [stdout] help: use struct literal syntax instead [INFO] [stdout] | [INFO] [stdout] 9 | return Some(Box::new(Node { element: val, next: val })); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] help: a unit variant with a similar name exists [INFO] [stdout] | [INFO] [stdout] 9 | return Some(Box::new(None(element, next))); [INFO] [stdout] | ~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0423`. [INFO] [stdout] [INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found struct `Node` [INFO] [stdout] --> bad_singly_linked_stack/src/first.rs:9:30 [INFO] [stdout] | [INFO] [stdout] 3 | / pub struct Node { [INFO] [stdout] 4 | | element: T, [INFO] [stdout] 5 | | next: Option>>, [INFO] [stdout] 6 | | } [INFO] [stdout] | |_- `Node` defined here [INFO] [stdout] ... [INFO] [stdout] 9 | return Some(Box::new(Node(element, next))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/option.rs:575:5 [INFO] [stdout] | [INFO] [stdout] = note: similarly named unit variant `None` defined here [INFO] [stdout] | [INFO] [stdout] help: use struct literal syntax instead [INFO] [stdout] | [INFO] [stdout] 9 | return Some(Box::new(Node { element: val, next: val })); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] help: a unit variant with a similar name exists [INFO] [stdout] | [INFO] [stdout] 9 | return Some(Box::new(None(element, next))); [INFO] [stdout] | ~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0423`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bad_singly_linked_stack` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `bad_singly_linked_stack` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b7fd91f2eebff1129d4d20ed858291fbf88935a2a97a475dbb6c70ceb0150857", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7fd91f2eebff1129d4d20ed858291fbf88935a2a97a475dbb6c70ceb0150857", kill_on_drop: false }` [INFO] [stdout] b7fd91f2eebff1129d4d20ed858291fbf88935a2a97a475dbb6c70ceb0150857 [INFO] checking daniel-j-anderson-dev/linked_lists_book against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaniel-j-anderson-dev%2Flinked_lists_book" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/daniel-j-anderson-dev/linked_lists_book 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/daniel-j-anderson-dev/linked_lists_book [INFO] finished tweaking git repo https://github.com/daniel-j-anderson-dev/linked_lists_book [INFO] tweaked toml for git repo https://github.com/daniel-j-anderson-dev/linked_lists_book written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/daniel-j-anderson-dev/linked_lists_book 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76568c4746a2968fca9808de8a616270f8e9c73b1b3084a41a30c2239e6ad987 [INFO] running `Command { std: "docker" "start" "-a" "76568c4746a2968fca9808de8a616270f8e9c73b1b3084a41a30c2239e6ad987", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76568c4746a2968fca9808de8a616270f8e9c73b1b3084a41a30c2239e6ad987", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76568c4746a2968fca9808de8a616270f8e9c73b1b3084a41a30c2239e6ad987", kill_on_drop: false }` [INFO] [stdout] 76568c4746a2968fca9808de8a616270f8e9c73b1b3084a41a30c2239e6ad987 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec18046579f318f6393b74c24724b4e6d0a8daa962882c8ba25fb04f14b2e576 [INFO] running `Command { std: "docker" "start" "-a" "ec18046579f318f6393b74c24724b4e6d0a8daa962882c8ba25fb04f14b2e576", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] no edition found in manifest, probably 2015, skipping [INFO] running `Command { std: "docker" "inspect" "ec18046579f318f6393b74c24724b4e6d0a8daa962882c8ba25fb04f14b2e576", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec18046579f318f6393b74c24724b4e6d0a8daa962882c8ba25fb04f14b2e576", kill_on_drop: false }` [INFO] [stdout] ec18046579f318f6393b74c24724b4e6d0a8daa962882c8ba25fb04f14b2e576