[INFO] cloning repository https://github.com/Keshyu/turtle-wave-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Keshyu/turtle-wave-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeshyu%2Fturtle-wave-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeshyu%2Fturtle-wave-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9448c3f404a344b4819fd0474caec6a0584ffddf [INFO] checking Keshyu/turtle-wave-lang against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeshyu%2Fturtle-wave-lang" "/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/Keshyu/turtle-wave-lang 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/Keshyu/turtle-wave-lang [INFO] finished tweaking git repo https://github.com/Keshyu/turtle-wave-lang [INFO] tweaked toml for git repo https://github.com/Keshyu/turtle-wave-lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Keshyu/turtle-wave-lang 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9776a3ed29bfda88f8966ca06924ae54dff29ed28b4b20b52fd034b0701b34bb [INFO] running `Command { std: "docker" "start" "-a" "9776a3ed29bfda88f8966ca06924ae54dff29ed28b4b20b52fd034b0701b34bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9776a3ed29bfda88f8966ca06924ae54dff29ed28b4b20b52fd034b0701b34bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9776a3ed29bfda88f8966ca06924ae54dff29ed28b4b20b52fd034b0701b34bb", kill_on_drop: false }` [INFO] [stdout] 9776a3ed29bfda88f8966ca06924ae54dff29ed28b4b20b52fd034b0701b34bb [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=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] dba59ebcf1066e303fd05ddbc7452b65362208db0ba03fcb6d6e52db879f701d [INFO] running `Command { std: "docker" "start" "-a" "dba59ebcf1066e303fd05ddbc7452b65362208db0ba03fcb6d6e52db879f701d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling siphasher v0.3.5 [INFO] [stderr] Compiling phf_shared v0.9.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling phf_generator v0.9.0 [INFO] [stderr] Compiling phf_macros v0.9.0 [INFO] [stderr] Checking phf v0.9.0 [INFO] [stderr] Checking turtle-wave-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `nests` and `sea_flow` are never read [INFO] [stdout] --> src/syntax_tree.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct ProgramIsland { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 3 | pub nests: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | pub sea_flow: Flow [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ProgramIsland` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Green(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | Green(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Flow(pub Vec); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Flow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Flow(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | Name(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 | Name(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 | String(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | Number(i32), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 19 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:20:18 [INFO] [stdout] | [INFO] [stdout] 20 | InternalFlow(Vec), [INFO] [stdout] | ------------ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | InternalFlow(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `nests` and `sea_flow` are never read [INFO] [stdout] --> src/syntax_tree.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct ProgramIsland { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 3 | pub nests: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 4 | pub sea_flow: Flow [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ProgramIsland` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | Green(Vec), [INFO] [stdout] | ----- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 | Green(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Flow(pub Vec); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Flow` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Flow(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | Name(String), [INFO] [stdout] | ---- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 17 | Name(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 | String(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | Number(i32), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 19 | Number(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/syntax_tree.rs:20:18 [INFO] [stdout] | [INFO] [stdout] 20 | InternalFlow(Vec), [INFO] [stdout] | ------------ ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | InternalFlow(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s [INFO] running `Command { std: "docker" "inspect" "dba59ebcf1066e303fd05ddbc7452b65362208db0ba03fcb6d6e52db879f701d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dba59ebcf1066e303fd05ddbc7452b65362208db0ba03fcb6d6e52db879f701d", kill_on_drop: false }` [INFO] [stdout] dba59ebcf1066e303fd05ddbc7452b65362208db0ba03fcb6d6e52db879f701d