[INFO] fetching crate vinci 0.2.0...
[INFO] checking vinci-0.2.0 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950
[INFO] extracting crate vinci 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate vinci 0.2.0 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 crates.io crate vinci 0.2.0
[INFO] finished tweaking crates.io crate vinci 0.2.0
[INFO] tweaked toml for crates.io crate vinci 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0334ac547da1a3330f66c2e715e79801dd7913045a428d7bf0f046a0c2c70aed
[INFO] running `Command { std: "docker" "start" "-a" "0334ac547da1a3330f66c2e715e79801dd7913045a428d7bf0f046a0c2c70aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0334ac547da1a3330f66c2e715e79801dd7913045a428d7bf0f046a0c2c70aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0334ac547da1a3330f66c2e715e79801dd7913045a428d7bf0f046a0c2c70aed", kill_on_drop: false }`
[INFO] [stdout] 0334ac547da1a3330f66c2e715e79801dd7913045a428d7bf0f046a0c2c70aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 85dfc758e325cdd462f596cb5cfe086e2a16192434863459b0707cc7e8705e52
[INFO] running `Command { std: "docker" "start" "-a" "85dfc758e325cdd462f596cb5cfe086e2a16192434863459b0707cc7e8705e52", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling logos-derive v0.12.1
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking logos v0.12.1
[INFO] [stderr]     Checking vinci v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0499]: cannot borrow `*lex` as mutable more than once at a time
[INFO] [stdout]   --> src/lexer/token/mod.rs:95:35
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[derive(PartialEq, Debug, Clone, Logos)]
[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: variable `known_type` is assigned to, but never used
[INFO] [stdout]   --> src/parser/instruction/memory.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let known_type: Type;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_known_type` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `known_type` is never read
[INFO] [stdout]   --> src/parser/instruction/memory.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         known_type = tp;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` 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/token/mod.rs:95:35
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[derive(PartialEq, Debug, Clone, Logos)]
[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; 2 warnings 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 `vinci` (lib) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable `known_type` is assigned to, but never used
[INFO] [stdout]   --> src/parser/instruction/memory.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let known_type: Type;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_known_type` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `known_type` is never read
[INFO] [stdout]   --> src/parser/instruction/memory.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         known_type = tp;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings 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 `vinci` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "85dfc758e325cdd462f596cb5cfe086e2a16192434863459b0707cc7e8705e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85dfc758e325cdd462f596cb5cfe086e2a16192434863459b0707cc7e8705e52", kill_on_drop: false }`
[INFO] [stdout] 85dfc758e325cdd462f596cb5cfe086e2a16192434863459b0707cc7e8705e52