[INFO] cloning repository https://github.com/mcastorina/burn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcastorina/burn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcastorina%2Fburn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcastorina%2Fburn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4a7a6527c9015b5fc936fa0e63da4e6f7f5f2d63 [INFO] checking mcastorina/burn against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcastorina%2Fburn" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mcastorina/burn on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mcastorina/burn [INFO] finished tweaking git repo https://github.com/mcastorina/burn [INFO] tweaked toml for git repo https://github.com/mcastorina/burn written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mcastorina/burn 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" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bde201dd54e58ceaca8af9fbbe23e2a00ae5d4f66725fe2b9514405d44f3ca67 [INFO] running `Command { std: "docker" "start" "-a" "bde201dd54e58ceaca8af9fbbe23e2a00ae5d4f66725fe2b9514405d44f3ca67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bde201dd54e58ceaca8af9fbbe23e2a00ae5d4f66725fe2b9514405d44f3ca67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bde201dd54e58ceaca8af9fbbe23e2a00ae5d4f66725fe2b9514405d44f3ca67", kill_on_drop: false }` [INFO] [stdout] bde201dd54e58ceaca8af9fbbe23e2a00ae5d4f66725fe2b9514405d44f3ca67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66510ab28ac27f40bbe433fdc6219a10a341f39351ca035410cac0a2f2e5cb40 [INFO] running `Command { std: "docker" "start" "-a" "66510ab28ac27f40bbe433fdc6219a10a341f39351ca035410cac0a2f2e5cb40", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling beef v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling logos-derive v0.12.0 [INFO] [stderr] Checking logos v0.12.0 [INFO] [stderr] Checking burn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/checker/mod.rs:116:31 [INFO] [stdout] | [INFO] [stdout] 116 | fn check_block(&mut self, block: &Vec) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*lex` as mutable more than once at a time [INFO] [stdout] --> src/lexer/tokens.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug, PartialEq, Logos, Copy, Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `*lex` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | first borrow later used by call [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `Logos` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/checker/mod.rs:116:31 [INFO] [stdout] | [INFO] [stdout] 116 | fn check_block(&mut self, block: &Vec) {} [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `*lex` as mutable more than once at a time [INFO] [stdout] --> src/lexer/tokens.rs:3:28 [INFO] [stdout] | [INFO] [stdout] 3 | #[derive(Debug, PartialEq, Logos, Copy, Clone)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | `*lex` was mutably borrowed here in the previous iteration of the loop [INFO] [stdout] | first borrow later used by call [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the derive macro `Logos` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `burn` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `burn` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "66510ab28ac27f40bbe433fdc6219a10a341f39351ca035410cac0a2f2e5cb40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66510ab28ac27f40bbe433fdc6219a10a341f39351ca035410cac0a2f2e5cb40", kill_on_drop: false }` [INFO] [stdout] 66510ab28ac27f40bbe433fdc6219a10a341f39351ca035410cac0a2f2e5cb40