[INFO] cloning repository https://github.com/alexanderfletcher/slam-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexanderfletcher/slam-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexanderfletcher%2Fslam-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexanderfletcher%2Fslam-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a10e6078a61b659141975d3db7b12f7cb7e79e11 [INFO] checking alexanderfletcher/slam-compiler against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexanderfletcher%2Fslam-compiler" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexanderfletcher/slam-compiler 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/alexanderfletcher/slam-compiler [INFO] finished tweaking git repo https://github.com/alexanderfletcher/slam-compiler [INFO] tweaked toml for git repo https://github.com/alexanderfletcher/slam-compiler written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alexanderfletcher/slam-compiler 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded utf8-ranges v1.0.3 [INFO] [stderr] Downloaded aho-corasick v0.7.4 [INFO] [stderr] Downloaded regex v1.1.9 [INFO] [stderr] Downloaded regex-syntax v0.6.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6178b56c83fd47005d6aa6d9ac2a86d50b87f9899e7cec5e8fd947700717853a [INFO] running `Command { std: "docker" "start" "-a" "6178b56c83fd47005d6aa6d9ac2a86d50b87f9899e7cec5e8fd947700717853a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6178b56c83fd47005d6aa6d9ac2a86d50b87f9899e7cec5e8fd947700717853a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6178b56c83fd47005d6aa6d9ac2a86d50b87f9899e7cec5e8fd947700717853a", kill_on_drop: false }` [INFO] [stdout] 6178b56c83fd47005d6aa6d9ac2a86d50b87f9899e7cec5e8fd947700717853a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 195a69ae8e6674772e67b8c620bc7f05d0086e3a89644bfdaffaf5001fbad6e4 [INFO] running `Command { std: "docker" "start" "-a" "195a69ae8e6674772e67b8c620bc7f05d0086e3a89644bfdaffaf5001fbad6e4", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.8 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking slam-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `ident` and `value` are never read [INFO] [stdout] --> src/tokenizer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | ident: TokenIdent, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | value: TokenValue, // can probably rework this into some or none [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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: fields `ident` and `value` are never read [INFO] [stdout] --> src/tokenizer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | ident: TokenIdent, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | value: TokenValue, // can probably rework this into some or none [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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/tokenizer.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | Value(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] 25 | Value(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tokenizer.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | Value(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] 25 | Value(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.09s [INFO] running `Command { std: "docker" "inspect" "195a69ae8e6674772e67b8c620bc7f05d0086e3a89644bfdaffaf5001fbad6e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "195a69ae8e6674772e67b8c620bc7f05d0086e3a89644bfdaffaf5001fbad6e4", kill_on_drop: false }` [INFO] [stdout] 195a69ae8e6674772e67b8c620bc7f05d0086e3a89644bfdaffaf5001fbad6e4 [INFO] checking alexanderfletcher/slam-compiler against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexanderfletcher%2Fslam-compiler" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexanderfletcher/slam-compiler 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/alexanderfletcher/slam-compiler [INFO] finished tweaking git repo https://github.com/alexanderfletcher/slam-compiler [INFO] tweaked toml for git repo https://github.com/alexanderfletcher/slam-compiler written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/alexanderfletcher/slam-compiler 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9047028b0c86febef037e14e763105e02043448ca2024e71352b3c557b6c2b69 [INFO] running `Command { std: "docker" "start" "-a" "9047028b0c86febef037e14e763105e02043448ca2024e71352b3c557b6c2b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9047028b0c86febef037e14e763105e02043448ca2024e71352b3c557b6c2b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9047028b0c86febef037e14e763105e02043448ca2024e71352b3c557b6c2b69", kill_on_drop: false }` [INFO] [stdout] 9047028b0c86febef037e14e763105e02043448ca2024e71352b3c557b6c2b69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5db203240bf1c13c10b498085369fbe463333716a92c5eec1b58d5fc5901a36f [INFO] running `Command { std: "docker" "start" "-a" "5db203240bf1c13c10b498085369fbe463333716a92c5eec1b58d5fc5901a36f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking utf8-ranges v1.0.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.8 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking slam-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `ident` and `value` are never read [INFO] [stdout] --> src/tokenizer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | ident: TokenIdent, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | value: TokenValue, // can probably rework this into some or none [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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/tokenizer.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | Value(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] 25 | Value(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ident` and `value` are never read [INFO] [stdout] --> src/tokenizer.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Token { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 7 | ident: TokenIdent, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 8 | value: TokenValue, // can probably rework this into some or none [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` 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/tokenizer.rs:25:11 [INFO] [stdout] | [INFO] [stdout] 25 | Value(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] 25 | Value(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.20s [INFO] running `Command { std: "docker" "inspect" "5db203240bf1c13c10b498085369fbe463333716a92c5eec1b58d5fc5901a36f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5db203240bf1c13c10b498085369fbe463333716a92c5eec1b58d5fc5901a36f", kill_on_drop: false }` [INFO] [stdout] 5db203240bf1c13c10b498085369fbe463333716a92c5eec1b58d5fc5901a36f