[INFO] cloning repository https://github.com/ericrobolson/GoForthAndProsper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericrobolson/GoForthAndProsper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FGoForthAndProsper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FGoForthAndProsper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8b53085cb1ea67ec306fa31b96de636f32aa4405 [INFO] checking ericrobolson/GoForthAndProsper against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericrobolson%2FGoForthAndProsper" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ericrobolson/GoForthAndProsper on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ericrobolson/GoForthAndProsper [INFO] finished tweaking git repo https://github.com/ericrobolson/GoForthAndProsper [INFO] tweaked toml for git repo https://github.com/ericrobolson/GoForthAndProsper written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/ericrobolson/GoForthAndProsper already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5021ba53e45a6d0dbb5a8e7019613c77ab6d2edf615e118383e781be24a42d0 [INFO] running `Command { std: "docker" "start" "-a" "e5021ba53e45a6d0dbb5a8e7019613c77ab6d2edf615e118383e781be24a42d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5021ba53e45a6d0dbb5a8e7019613c77ab6d2edf615e118383e781be24a42d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5021ba53e45a6d0dbb5a8e7019613c77ab6d2edf615e118383e781be24a42d0", kill_on_drop: false }` [INFO] [stdout] e5021ba53e45a6d0dbb5a8e7019613c77ab6d2edf615e118383e781be24a42d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba64df12500cd75836e2fe0487e77fae59d350193b201cd2d0fa6fb6dd34703b [INFO] running `Command { std: "docker" "start" "-a" "ba64df12500cd75836e2fe0487e77fae59d350193b201cd2d0fa6fb6dd34703b", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Checking valkyrie v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/context.rs (2 fixes) [INFO] [stderr] Fixed src/main.rs (1 fix) [INFO] [stderr] Fixed src/stack.rs (2 fixes) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/context.rs:146:29 [INFO] [stdout] | [INFO] [stdout] 145 | ... todo!("There's a bug where yielding doesn't resume. It just chops off other stuff."); [INFO] [stdout] | ------------------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 146 | ... return Ok(Return::Yielding); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Compiling` [INFO] [stdout] --> src/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Compiling, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Custom` [INFO] [stdout] --> src/context.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | / Custom { [INFO] [stdout] 60 | | body: [Rc; 13], [INFO] [stdout] 61 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/context.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn push(&mut self, data: Datum) -> Result<(), stack::StackErr> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/context.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn pop(&mut self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dictionary` [INFO] [stdout] --> src/context.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn dictionary(&self) -> &[(Option, Rc)] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/context.rs:146:29 [INFO] [stdout] | [INFO] [stdout] 145 | ... todo!("There's a bug where yielding doesn't resume. It just chops off other stuff."); [INFO] [stdout] | ------------------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 146 | ... return Ok(Return::Yielding); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Compiling` [INFO] [stdout] --> src/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Compiling, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Custom` [INFO] [stdout] --> src/context.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | / Custom { [INFO] [stdout] 60 | | body: [Rc; 13], [INFO] [stdout] 61 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/context.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn push(&mut self, data: Datum) -> Result<(), stack::StackErr> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/context.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn pop(&mut self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dictionary` [INFO] [stdout] --> src/context.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn dictionary(&self) -> &[(Option, Rc)] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_DUP_duplicates_top_of_stack` should have a snake case name [INFO] [stdout] --> src/context.rs:402:8 [INFO] [stdout] | [INFO] [stdout] 402 | fn test_DUP_duplicates_top_of_stack() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_dup_duplicates_top_of_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dictionary.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | d.insert(Some(2), 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dictionary.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | d.insert(Some(4), 5); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking valkyrie v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/id.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FromIterator` is imported redundantly [INFO] [stdout] --> src/id.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/context.rs:146:29 [INFO] [stdout] | [INFO] [stdout] 145 | ... todo!("There's a bug where yielding doesn't resume. It just chops off other stuff."); [INFO] [stdout] | ------------------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 146 | ... return Ok(Return::Yielding); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/context.rs:146:29 [INFO] [stdout] | [INFO] [stdout] 145 | ... todo!("There's a bug where yielding doesn't resume. It just chops off other stuff."); [INFO] [stdout] | ------------------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 146 | ... return Ok(Return::Yielding); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Compiling` [INFO] [stdout] --> src/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Compiling, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Custom` [INFO] [stdout] --> src/context.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | / Custom { [INFO] [stdout] 60 | | body: [Rc; 13], [INFO] [stdout] 61 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/context.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn push(&mut self, data: Datum) -> Result<(), stack::StackErr> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/context.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn pop(&mut self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dictionary` [INFO] [stdout] --> src/context.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn dictionary(&self) -> &[(Option, Rc)] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Compiling` [INFO] [stdout] --> src/context.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Compiling, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Custom` [INFO] [stdout] --> src/context.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | / Custom { [INFO] [stdout] 60 | | body: [Rc; 13], [INFO] [stdout] 61 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `push` [INFO] [stdout] --> src/context.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn push(&mut self, data: Datum) -> Result<(), stack::StackErr> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pop` [INFO] [stdout] --> src/context.rs:120:12 [INFO] [stdout] | [INFO] [stdout] 120 | pub fn pop(&mut self) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dictionary` [INFO] [stdout] --> src/context.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn dictionary(&self) -> &[(Option, Rc)] { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_DUP_duplicates_top_of_stack` should have a snake case name [INFO] [stdout] --> src/context.rs:402:8 [INFO] [stdout] | [INFO] [stdout] 402 | fn test_DUP_duplicates_top_of_stack() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_dup_duplicates_top_of_stack` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dictionary.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | d.insert(Some(2), 3); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/dictionary.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | d.insert(Some(4), 5); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "ba64df12500cd75836e2fe0487e77fae59d350193b201cd2d0fa6fb6dd34703b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba64df12500cd75836e2fe0487e77fae59d350193b201cd2d0fa6fb6dd34703b", kill_on_drop: false }` [INFO] [stdout] ba64df12500cd75836e2fe0487e77fae59d350193b201cd2d0fa6fb6dd34703b