[INFO] cloning repository https://github.com/TriForMine/ci-bytecode-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TriForMine/ci-bytecode-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTriForMine%2Fci-bytecode-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTriForMine%2Fci-bytecode-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61ae58b214f41c7b617933bed44444bf3c68f99a
[INFO] checking TriForMine/ci-bytecode-vm against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTriForMine%2Fci-bytecode-vm" "/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/TriForMine/ci-bytecode-vm on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TriForMine/ci-bytecode-vm
[INFO] finished tweaking git repo https://github.com/TriForMine/ci-bytecode-vm
[INFO] tweaked toml for git repo https://github.com/TriForMine/ci-bytecode-vm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/TriForMine/ci-bytecode-vm 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77e14631a08b31bd7fa90ffd64c3e9e4b99544c57b3aabba628f3dcf168b7f38
[INFO] running `Command { std: "docker" "start" "-a" "77e14631a08b31bd7fa90ffd64c3e9e4b99544c57b3aabba628f3dcf168b7f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77e14631a08b31bd7fa90ffd64c3e9e4b99544c57b3aabba628f3dcf168b7f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e14631a08b31bd7fa90ffd64c3e9e4b99544c57b3aabba628f3dcf168b7f38", kill_on_drop: false }`
[INFO] [stdout] 77e14631a08b31bd7fa90ffd64c3e9e4b99544c57b3aabba628f3dcf168b7f38
[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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6a437aa097f72821cbf172048f12cb8fef0185f2084622c2d90b36475c39cd2
[INFO] running `Command { std: "docker" "start" "-a" "b6a437aa097f72821cbf172048f12cb8fef0185f2084622c2d90b36475c39cd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ci-bytecode-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `arity` is never read
[INFO] [stdout]    --> src/value.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub struct NativeFunction {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 184 |     pub name: String,
[INFO] [stdout] 185 |     pub arity: usize,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NativeFunction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `Precedence` to `Precedence`
[INFO] [stdout]    --> src/compiler.rs:889:31
[INFO] [stdout]     |
[INFO] [stdout] 889 |         self.parse_precedence(rule.precedence.into());
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `arity` is never read
[INFO] [stdout]    --> src/value.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 183 | pub struct NativeFunction {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 184 |     pub name: String,
[INFO] [stdout] 185 |     pub arity: usize,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `NativeFunction` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `Precedence` to `Precedence`
[INFO] [stdout]    --> src/compiler.rs:889:31
[INFO] [stdout]     |
[INFO] [stdout] 889 |         self.parse_precedence(rule.precedence.into());
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ci-bytecode-vm` (bin "ci-bytecode-vm") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ci-bytecode-vm` (bin "ci-bytecode-vm" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "b6a437aa097f72821cbf172048f12cb8fef0185f2084622c2d90b36475c39cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6a437aa097f72821cbf172048f12cb8fef0185f2084622c2d90b36475c39cd2", kill_on_drop: false }`
[INFO] [stdout] b6a437aa097f72821cbf172048f12cb8fef0185f2084622c2d90b36475c39cd2