[INFO] cloning repository https://github.com/dsocolobsky/vvdc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dsocolobsky/vvdc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsocolobsky%2Fvvdc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsocolobsky%2Fvvdc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c8e6b87eb6121fd60c7792d0aa1f9b26bfbd9f1
[INFO] checking dsocolobsky/vvdc against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsocolobsky%2Fvvdc" "/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/dsocolobsky/vvdc on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dsocolobsky/vvdc
[INFO] finished tweaking git repo https://github.com/dsocolobsky/vvdc
[INFO] tweaked toml for git repo https://github.com/dsocolobsky/vvdc written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dsocolobsky/vvdc 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" "+506512391b1a75ae450d36c9420978402a91abcc" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 569e6b3897e870503eb2532a73bf8bdb9daa792d0f2ac7294b27a0163ea2b561
[INFO] running `Command { std: "docker" "start" "-a" "569e6b3897e870503eb2532a73bf8bdb9daa792d0f2ac7294b27a0163ea2b561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "569e6b3897e870503eb2532a73bf8bdb9daa792d0f2ac7294b27a0163ea2b561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569e6b3897e870503eb2532a73bf8bdb9daa792d0f2ac7294b27a0163ea2b561", kill_on_drop: false }`
[INFO] [stdout] 569e6b3897e870503eb2532a73bf8bdb9daa792d0f2ac7294b27a0163ea2b561
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1d32c92783ef6f346d999163c3163b4bc3db366b048c88c4def249c49ef7979
[INFO] running `Command { std: "docker" "start" "-a" "e1d32c92783ef6f346d999163c3163b4bc3db366b048c88c4def249c49ef7979", kill_on_drop: false }`
[INFO] [stderr]     Checking vvdc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/codegen.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for expression in &self.expressions {
[INFO] [stdout]    |                           -----------------
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           immutable borrow occurs here
[INFO] [stdout]    |                           immutable borrow later used here
[INFO] [stdout] 19 |             self.emit_code_for_expression(&expression);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0502]: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/codegen.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for expression in &self.expressions {
[INFO] [stdout]    |                           -----------------
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           immutable borrow occurs here
[INFO] [stdout]    |                           immutable borrow later used here
[INFO] [stdout] 19 |             self.emit_code_for_expression(&expression);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vvdc` (bin "vvdc") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vvdc` (bin "vvdc" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e1d32c92783ef6f346d999163c3163b4bc3db366b048c88c4def249c49ef7979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d32c92783ef6f346d999163c3163b4bc3db366b048c88c4def249c49ef7979", kill_on_drop: false }`
[INFO] [stdout] e1d32c92783ef6f346d999163c3163b4bc3db366b048c88c4def249c49ef7979
[INFO] checking dsocolobsky/vvdc against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsocolobsky%2Fvvdc" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dsocolobsky/vvdc on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dsocolobsky/vvdc
[INFO] finished tweaking git repo https://github.com/dsocolobsky/vvdc
[INFO] tweaked toml for git repo https://github.com/dsocolobsky/vvdc written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dsocolobsky/vvdc 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca357243be81ecb4ec4b8d6fe6385f8f884046440bbb38bcbf75d7e56e34501f
[INFO] running `Command { std: "docker" "start" "-a" "ca357243be81ecb4ec4b8d6fe6385f8f884046440bbb38bcbf75d7e56e34501f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca357243be81ecb4ec4b8d6fe6385f8f884046440bbb38bcbf75d7e56e34501f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca357243be81ecb4ec4b8d6fe6385f8f884046440bbb38bcbf75d7e56e34501f", kill_on_drop: false }`
[INFO] [stdout] ca357243be81ecb4ec4b8d6fe6385f8f884046440bbb38bcbf75d7e56e34501f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e73d6effc8391131cdba388262b11304f101940eaa64477aedd9312cf6e845c
[INFO] running `Command { std: "docker" "start" "-a" "2e73d6effc8391131cdba388262b11304f101940eaa64477aedd9312cf6e845c", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "2e73d6effc8391131cdba388262b11304f101940eaa64477aedd9312cf6e845c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e73d6effc8391131cdba388262b11304f101940eaa64477aedd9312cf6e845c", kill_on_drop: false }`
[INFO] [stdout] 2e73d6effc8391131cdba388262b11304f101940eaa64477aedd9312cf6e845c