[INFO] cloning repository https://github.com/bucho666/rust_walk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bucho666/rust_walk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbucho666%2Frust_walk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbucho666%2Frust_walk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2297a231a9b7ddbec4c759f19b67b1561c96b9c1 [INFO] checking bucho666/rust_walk against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbucho666%2Frust_walk" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bucho666/rust_walk on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bucho666/rust_walk [INFO] finished tweaking git repo https://github.com/bucho666/rust_walk [INFO] tweaked toml for git repo https://github.com/bucho666/rust_walk written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/bucho666/rust_walk 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a324d086064450d9f32a98ef7027c5e5c300e45a81955e3e2b4302bcd4aecd7 [INFO] running `Command { std: "docker" "start" "-a" "6a324d086064450d9f32a98ef7027c5e5c300e45a81955e3e2b4302bcd4aecd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a324d086064450d9f32a98ef7027c5e5c300e45a81955e3e2b4302bcd4aecd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a324d086064450d9f32a98ef7027c5e5c300e45a81955e3e2b4302bcd4aecd7", kill_on_drop: false }` [INFO] [stdout] 6a324d086064450d9f32a98ef7027c5e5c300e45a81955e3e2b4302bcd4aecd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f7fd9ffeb6a8f29e62ebed363995bc27fced7679a6c8e65a8413395c0b083a3 [INFO] running `Command { std: "docker" "start" "-a" "3f7fd9ffeb6a8f29e62ebed363995bc27fced7679a6c8e65a8413395c0b083a3", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking rust-roguelike v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/entity.rs:7:37 [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/entity.rs:7:37 [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dice` is never constructed [INFO] [stdout] --> src/dice.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Dice { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `roll` are never used [INFO] [stdout] --> src/dice.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Dice { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 11 | pub fn new(text: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn roll(&self) -> i16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.64s [INFO] running `Command { std: "docker" "inspect" "3f7fd9ffeb6a8f29e62ebed363995bc27fced7679a6c8e65a8413395c0b083a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f7fd9ffeb6a8f29e62ebed363995bc27fced7679a6c8e65a8413395c0b083a3", kill_on_drop: false }` [INFO] [stdout] 3f7fd9ffeb6a8f29e62ebed363995bc27fced7679a6c8e65a8413395c0b083a3 [INFO] checking bucho666/rust_walk against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbucho666%2Frust_walk" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bucho666/rust_walk on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bucho666/rust_walk [INFO] finished tweaking git repo https://github.com/bucho666/rust_walk [INFO] tweaked toml for git repo https://github.com/bucho666/rust_walk written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bucho666/rust_walk 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7683c1e0255545a0e57d4aea89bd7908951bc14952bdc62566b4a7c6d35da54a [INFO] running `Command { std: "docker" "start" "-a" "7683c1e0255545a0e57d4aea89bd7908951bc14952bdc62566b4a7c6d35da54a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7683c1e0255545a0e57d4aea89bd7908951bc14952bdc62566b4a7c6d35da54a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7683c1e0255545a0e57d4aea89bd7908951bc14952bdc62566b4a7c6d35da54a", kill_on_drop: false }` [INFO] [stdout] 7683c1e0255545a0e57d4aea89bd7908951bc14952bdc62566b4a7c6d35da54a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c3310888f52ac6a45744251e65663f34aca9a2a9657e91745f5d3e69d665276 [INFO] running `Command { std: "docker" "start" "-a" "8c3310888f52ac6a45744251e65663f34aca9a2a9657e91745f5d3e69d665276", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.49 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling regex v1.1.5 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking rust-roguelike v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/entity.rs:7:37 [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/entity.rs:7:37 [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | entities: HashMap>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Dice` is never constructed [INFO] [stdout] --> src/dice.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct Dice { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `roll` are never used [INFO] [stdout] --> src/dice.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl Dice { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 11 | pub fn new(text: &str) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn roll(&self) -> i16 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s [INFO] running `Command { std: "docker" "inspect" "8c3310888f52ac6a45744251e65663f34aca9a2a9657e91745f5d3e69d665276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c3310888f52ac6a45744251e65663f34aca9a2a9657e91745f5d3e69d665276", kill_on_drop: false }` [INFO] [stdout] 8c3310888f52ac6a45744251e65663f34aca9a2a9657e91745f5d3e69d665276