[INFO] cloning repository https://github.com/faassen/aleven
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faassen/aleven" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaassen%2Faleven", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaassen%2Faleven'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe45cad08e5c3c36e47d2ecda1d94485bc71a8c2
[INFO] checking faassen/aleven against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaassen%2Faleven" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/faassen/aleven on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faassen/aleven
[INFO] finished tweaking git repo https://github.com/faassen/aleven
[INFO] tweaked toml for git repo https://github.com/faassen/aleven written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/faassen/aleven 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" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded parameterized-macro v1.0.0
[INFO] [stderr]   Downloaded parameterized v1.0.0
[INFO] [stderr]   Downloaded inkwell_internals v0.5.0
[INFO] [stderr]   Downloaded inkwell v0.1.0-beta.4
[INFO] [stderr]   Downloaded pest v2.3.0
[INFO] [stderr]   Downloaded plotters v0.3.3
[INFO] [stderr]   Downloaded llvm-sys v130.0.4
[INFO] [stderr]   Downloaded nom-test-helpers v6.1.3
[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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95b187b5ae856623fb4b4510d9062bff47273d1502ee214a0c68c2ef05e6e3b3
[INFO] running `Command { std: "docker" "start" "-a" "95b187b5ae856623fb4b4510d9062bff47273d1502ee214a0c68c2ef05e6e3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95b187b5ae856623fb4b4510d9062bff47273d1502ee214a0c68c2ef05e6e3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b187b5ae856623fb4b4510d9062bff47273d1502ee214a0c68c2ef05e6e3b3", kill_on_drop: false }`
[INFO] [stdout] 95b187b5ae856623fb4b4510d9062bff47273d1502ee214a0c68c2ef05e6e3b3
[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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cecfb74a91639a818e30f8657608bf685373e55a111156cb81386c47633b606
[INFO] running `Command { std: "docker" "start" "-a" "8cecfb74a91639a818e30f8657608bf685373e55a111156cb81386c47633b606", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking num-traits v0.2.15
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]     Checking either v1.8.0
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[INFO] [stderr]    Compiling hashbrown v0.9.1
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[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.24.3
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[INFO] [stderr]    Compiling llvm-sys v130.0.4
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[INFO] [stderr]     Checking aleven v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/lang.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PassManagerBuilder`, `PassManager`
[INFO] [stdout]   --> src/llvm.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | use inkwell::passes::{PassManager, PassManagerBuilder};
[INFO] [stdout]    |                       ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TargetTriple`, `Target`
[INFO] [stdout]   --> src/llvm.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use inkwell::targets::{Target, TargetMachine, TargetTriple};
[INFO] [stdout]    |                        ^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/lang.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PassManagerBuilder`, `PassManager`
[INFO] [stdout]   --> src/llvm.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | use inkwell::passes::{PassManager, PassManagerBuilder};
[INFO] [stdout]    |                       ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TargetTriple`, `Target`
[INFO] [stdout]   --> src/llvm.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use inkwell::targets::{Target, TargetMachine, TargetTriple};
[INFO] [stdout]    |                        ^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/llvm.rs:984:8
[INFO] [stdout]     |
[INFO] [stdout] 984 | pub fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_asm` is never used
[INFO] [stdout]  --> src/llvmasm.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn save_asm(module: &Module) {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]    --> src/llvm.rs:984:8
[INFO] [stdout]     |
[INFO] [stdout] 984 | pub fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `save_asm` is never used
[INFO] [stdout]  --> src/llvmasm.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn save_asm(module: &Module) {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/lang.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PassManagerBuilder`, `PassManager`
[INFO] [stdout]   --> src/llvm.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | use inkwell::passes::{PassManager, PassManagerBuilder};
[INFO] [stdout]    |                       ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TargetTriple`, `Target`
[INFO] [stdout]   --> src/llvm.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use inkwell::targets::{Target, TargetMachine, TargetTriple};
[INFO] [stdout]    |                        ^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Rem`
[INFO] [stdout]  --> src/lang.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Rem;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PassManagerBuilder`, `PassManager`
[INFO] [stdout]   --> src/llvm.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | use inkwell::passes::{PassManager, PassManagerBuilder};
[INFO] [stdout]    |                       ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TargetTriple`, `Target`
[INFO] [stdout]   --> src/llvm.rs:15:24
[INFO] [stdout]    |
[INFO] [stdout] 15 | use inkwell::targets::{Target, TargetMachine, TargetTriple};
[INFO] [stdout]    |                        ^^^^^^                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     llvm::main();
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = llvm::main();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     llvm::main();
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = llvm::main();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "8cecfb74a91639a818e30f8657608bf685373e55a111156cb81386c47633b606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cecfb74a91639a818e30f8657608bf685373e55a111156cb81386c47633b606", kill_on_drop: false }`
[INFO] [stdout] 8cecfb74a91639a818e30f8657608bf685373e55a111156cb81386c47633b606
