[INFO] cloning repository https://github.com/Thomas-Langlais/t-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Thomas-Langlais/t-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomas-Langlais%2Ft-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomas-Langlais%2Ft-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5b4de24e784a76c0655e03d0a97c8fe2e3773f1 [INFO] checking Thomas-Langlais/t-lang against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomas-Langlais%2Ft-lang" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Thomas-Langlais/t-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/Thomas-Langlais/t-lang [INFO] finished tweaking git repo https://github.com/Thomas-Langlais/t-lang [INFO] tweaked toml for git repo https://github.com/Thomas-Langlais/t-lang written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Thomas-Langlais/t-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] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 411fa6dc7b20129c5ef96145c9c78362211aa84c33539d3acc9961c670f5198f [INFO] running `Command { std: "docker" "start" "-a" "411fa6dc7b20129c5ef96145c9c78362211aa84c33539d3acc9961c670f5198f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "411fa6dc7b20129c5ef96145c9c78362211aa84c33539d3acc9961c670f5198f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "411fa6dc7b20129c5ef96145c9c78362211aa84c33539d3acc9961c670f5198f", kill_on_drop: false }` [INFO] [stdout] 411fa6dc7b20129c5ef96145c9c78362211aa84c33539d3acc9961c670f5198f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d6969c6421d5703688b25097cb943d08dae8ba28bba19a47f8531ff299aaf30f [INFO] running `Command { std: "docker" "start" "-a" "d6969c6421d5703688b25097cb943d08dae8ba28bba19a47f8531ff299aaf30f", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling wasm-bindgen v0.2.80 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.80 [INFO] [stderr] Compiling async-recursion v1.0.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.80 [INFO] [stderr] Checking core v0.1.0 (/opt/rustwide/workdir/core) [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> core/src/symbol_table.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl<'a> SymbolTable<'a> { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn remove(&self, identifier: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> core/src/symbol_table.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl<'a> SymbolTable<'a> { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn remove(&self, identifier: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.80 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking cli v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stderr] Checking js-sys v0.3.57 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking web-sys v0.3.57 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.30 [INFO] [stderr] Checking tlang-wasm v0.2.1 (/opt/rustwide/workdir/wasm) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> wasm/src/key.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Unknown(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 16 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> wasm/src/key.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Unknown(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 16 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning 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 18.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.80 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "d6969c6421d5703688b25097cb943d08dae8ba28bba19a47f8531ff299aaf30f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6969c6421d5703688b25097cb943d08dae8ba28bba19a47f8531ff299aaf30f", kill_on_drop: false }` [INFO] [stdout] d6969c6421d5703688b25097cb943d08dae8ba28bba19a47f8531ff299aaf30f [INFO] checking Thomas-Langlais/t-lang against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomas-Langlais%2Ft-lang" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Thomas-Langlais/t-lang 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/Thomas-Langlais/t-lang [INFO] finished tweaking git repo https://github.com/Thomas-Langlais/t-lang [INFO] tweaked toml for git repo https://github.com/Thomas-Langlais/t-lang written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Thomas-Langlais/t-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 69fb307cdf6543da60e6c4564bdfb7aed88507a80c8e546850b1080edcc7785e [INFO] running `Command { std: "docker" "start" "-a" "69fb307cdf6543da60e6c4564bdfb7aed88507a80c8e546850b1080edcc7785e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69fb307cdf6543da60e6c4564bdfb7aed88507a80c8e546850b1080edcc7785e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69fb307cdf6543da60e6c4564bdfb7aed88507a80c8e546850b1080edcc7785e", kill_on_drop: false }` [INFO] [stdout] 69fb307cdf6543da60e6c4564bdfb7aed88507a80c8e546850b1080edcc7785e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9983d3baeeafc8f25e5cc5ebce8af91eab4ec35a9afd8c7c466318a58226f289 [INFO] running `Command { std: "docker" "start" "-a" "9983d3baeeafc8f25e5cc5ebce8af91eab4ec35a9afd8c7c466318a58226f289", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling wasm-bindgen v0.2.80 [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.80 [INFO] [stderr] Compiling async-recursion v1.0.0 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.80 [INFO] [stderr] Checking core v0.1.0 (/opt/rustwide/workdir/core) [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.80 [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> core/src/symbol_table.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl<'a> SymbolTable<'a> { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn remove(&self, identifier: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `remove` is never used [INFO] [stdout] --> core/src/symbol_table.rs:81:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl<'a> SymbolTable<'a> { [INFO] [stdout] | ------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 81 | pub fn remove(&self, identifier: &str) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking cli v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stderr] Checking js-sys v0.3.57 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking wasm-bindgen-futures v0.4.30 [INFO] [stderr] Checking web-sys v0.3.57 [INFO] [stderr] Checking tlang-wasm v0.2.1 (/opt/rustwide/workdir/wasm) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> wasm/src/key.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Unknown(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 16 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> wasm/src/key.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | Unknown(u32), [INFO] [stdout] | ------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 16 | Unknown(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.80 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "9983d3baeeafc8f25e5cc5ebce8af91eab4ec35a9afd8c7c466318a58226f289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9983d3baeeafc8f25e5cc5ebce8af91eab4ec35a9afd8c7c466318a58226f289", kill_on_drop: false }` [INFO] [stdout] 9983d3baeeafc8f25e5cc5ebce8af91eab4ec35a9afd8c7c466318a58226f289