[INFO] fetching crate arrow-vm 0.0.1...
[INFO] checking arrow-vm-0.0.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate arrow-vm 0.0.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate arrow-vm 0.0.1 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrow-vm 0.0.1
[INFO] finished tweaking crates.io crate arrow-vm 0.0.1
[INFO] tweaked toml for crates.io crate arrow-vm 0.0.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrowc v0.0.1
[INFO] [stderr]   Downloaded arrow-parser v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29f0cc1481cc558af6bff58fb508c6e90197d8f8d465a279686f7b00d7f53ab9
[INFO] running `Command { std: "docker" "start" "-a" "29f0cc1481cc558af6bff58fb508c6e90197d8f8d465a279686f7b00d7f53ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29f0cc1481cc558af6bff58fb508c6e90197d8f8d465a279686f7b00d7f53ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f0cc1481cc558af6bff58fb508c6e90197d8f8d465a279686f7b00d7f53ab9", kill_on_drop: false }`
[INFO] [stdout] 29f0cc1481cc558af6bff58fb508c6e90197d8f8d465a279686f7b00d7f53ab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dae458298de20e7ec26f1f791a319d70a205cca0acdf4fb7787cc23dda44b6e
[INFO] running `Command { std: "docker" "start" "-a" "9dae458298de20e7ec26f1f791a319d70a205cca0acdf4fb7787cc23dda44b6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking arrow-parser v0.0.1
[INFO] [stderr]     Checking arrowc v0.0.1
[INFO] [stderr]     Checking arrow-vm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `module_var_name`
[INFO] [stdout]    --> src/execute.rs:431:15
[INFO] [stdout]     |
[INFO] [stdout] 431 |               module_var_name,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: try ignoring the field: `module_var_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/execute.rs:432:15
[INFO] [stdout]     |
[INFO] [stdout] 432 |               args,
[INFO] [stdout]     |               ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module_var_name`
[INFO] [stdout]    --> src/execute.rs:431:15
[INFO] [stdout]     |
[INFO] [stdout] 431 |               module_var_name,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: try ignoring the field: `module_var_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/execute.rs:432:15
[INFO] [stdout]     |
[INFO] [stdout] 432 |               args,
[INFO] [stdout]     |               ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Coroutine` is never constructed
[INFO] [stdout]    --> src/execute.rs:167:3
[INFO] [stdout]     |
[INFO] [stdout] 166 | enum CoroutineWaitedOnBy {
[INFO] [stdout]     |      ------------------- variant in this enum
[INFO] [stdout] 167 |   Coroutine(CoroutineId),
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Coroutine` is never constructed
[INFO] [stdout]    --> src/execute.rs:167:3
[INFO] [stdout]     |
[INFO] [stdout] 166 | enum CoroutineWaitedOnBy {
[INFO] [stdout]     |      ------------------- variant in this enum
[INFO] [stdout] 167 |   Coroutine(CoroutineId),
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "9dae458298de20e7ec26f1f791a319d70a205cca0acdf4fb7787cc23dda44b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dae458298de20e7ec26f1f791a319d70a205cca0acdf4fb7787cc23dda44b6e", kill_on_drop: false }`
[INFO] [stdout] 9dae458298de20e7ec26f1f791a319d70a205cca0acdf4fb7787cc23dda44b6e
[INFO] checking arrow-vm-0.0.1 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate arrow-vm 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate arrow-vm 0.0.1 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arrow-vm 0.0.1
[INFO] finished tweaking crates.io crate arrow-vm 0.0.1
[INFO] tweaked toml for crates.io crate arrow-vm 0.0.1 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" "+09bc67b9158392361780e779d32997f14cc75c39" "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" "+09bc67b9158392361780e779d32997f14cc75c39" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc7158285e7371f47ac181111597a502fac2526fec00f5ae399eef92ba734ff6
[INFO] running `Command { std: "docker" "start" "-a" "fc7158285e7371f47ac181111597a502fac2526fec00f5ae399eef92ba734ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc7158285e7371f47ac181111597a502fac2526fec00f5ae399eef92ba734ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc7158285e7371f47ac181111597a502fac2526fec00f5ae399eef92ba734ff6", kill_on_drop: false }`
[INFO] [stdout] fc7158285e7371f47ac181111597a502fac2526fec00f5ae399eef92ba734ff6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f240a6eab1a551ca5a73f4428e8ea819fc1a29d2f70114911e7bbfdc8accfda4
[INFO] running `Command { std: "docker" "start" "-a" "f240a6eab1a551ca5a73f4428e8ea819fc1a29d2f70114911e7bbfdc8accfda4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking arrow-parser v0.0.1
[INFO] [stderr]     Checking arrowc v0.0.1
[INFO] [stderr]     Checking arrow-vm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `module_var_name`
[INFO] [stdout]    --> src/execute.rs:431:15
[INFO] [stdout]     |
[INFO] [stdout] 431 |               module_var_name,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: try ignoring the field: `module_var_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `module_var_name`
[INFO] [stdout]    --> src/execute.rs:431:15
[INFO] [stdout]     |
[INFO] [stdout] 431 |               module_var_name,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^ help: try ignoring the field: `module_var_name: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/execute.rs:432:15
[INFO] [stdout]     |
[INFO] [stdout] 432 |               args,
[INFO] [stdout]     |               ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/execute.rs:432:15
[INFO] [stdout]     |
[INFO] [stdout] 432 |               args,
[INFO] [stdout]     |               ^^^^ help: try ignoring the field: `args: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Coroutine` is never constructed
[INFO] [stdout]    --> src/execute.rs:167:3
[INFO] [stdout]     |
[INFO] [stdout] 166 | enum CoroutineWaitedOnBy {
[INFO] [stdout]     |      ------------------- variant in this enum
[INFO] [stdout] 167 |   Coroutine(CoroutineId),
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Coroutine` is never constructed
[INFO] [stdout]    --> src/execute.rs:167:3
[INFO] [stdout]     |
[INFO] [stdout] 166 | enum CoroutineWaitedOnBy {
[INFO] [stdout]     |      ------------------- variant in this enum
[INFO] [stdout] 167 |   Coroutine(CoroutineId),
[INFO] [stdout]     |   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "f240a6eab1a551ca5a73f4428e8ea819fc1a29d2f70114911e7bbfdc8accfda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f240a6eab1a551ca5a73f4428e8ea819fc1a29d2f70114911e7bbfdc8accfda4", kill_on_drop: false }`
[INFO] [stdout] f240a6eab1a551ca5a73f4428e8ea819fc1a29d2f70114911e7bbfdc8accfda4
