[INFO] cloning repository https://github.com/in5net/thor-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/in5net/thor-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fin5net%2Fthor-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fin5net%2Fthor-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa0a79198cf7ead47567878fb27ba8b89fb494a9
[INFO] checking in5net/thor-rust against try#723ab942d877517caf445dafde0416803ef56501 for pr-143857
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fin5net%2Fthor-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/in5net/thor-rust
[INFO] finished tweaking git repo https://github.com/in5net/thor-rust
[INFO] tweaked toml for git repo https://github.com/in5net/thor-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/in5net/thor-rust on toolchain 723ab942d877517caf445dafde0416803ef56501
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/in5net/thor-rust 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" "+723ab942d877517caf445dafde0416803ef56501" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da0eaf5412a6a7b893df7558f53e58a3ca3e0ab8683f29eaf35768dd5d3437f0
[INFO] running `Command { std: "docker" "start" "-a" "da0eaf5412a6a7b893df7558f53e58a3ca3e0ab8683f29eaf35768dd5d3437f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da0eaf5412a6a7b893df7558f53e58a3ca3e0ab8683f29eaf35768dd5d3437f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da0eaf5412a6a7b893df7558f53e58a3ca3e0ab8683f29eaf35768dd5d3437f0", kill_on_drop: false }`
[INFO] [stdout] da0eaf5412a6a7b893df7558f53e58a3ca3e0ab8683f29eaf35768dd5d3437f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+723ab942d877517caf445dafde0416803ef56501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a1caa72f2ec6ca7aac53590840cf60b6c9d5f1c5bbac5e152dbd4071c32cfc1
[INFO] running `Command { std: "docker" "start" "-a" "7a1caa72f2ec6ca7aac53590840cf60b6c9d5f1c5bbac5e152dbd4071c32cfc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#bff378be)
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling llvm-sys v140.0.2
[INFO] [stderr]    Compiling inkwell_internals v0.5.0 (https://github.com/TheDan64/inkwell?branch=master#bff378be)
[INFO] [stderr]     Checking thor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `math::*`
[INFO] [stdout]  --> src/compiler/builtins/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use math::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `math::*`
[INFO] [stdout]  --> src/compiler/builtins/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use math::*;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print::*`
[INFO] [stdout]  --> src/compiler/builtins/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use print::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `builtins::*`
[INFO] [stdout]  --> src/compiler/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use builtins::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `print::*`
[INFO] [stdout]  --> src/compiler/builtins/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use print::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `builtins::*`
[INFO] [stdout]  --> src/compiler/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use builtins::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "7a1caa72f2ec6ca7aac53590840cf60b6c9d5f1c5bbac5e152dbd4071c32cfc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1caa72f2ec6ca7aac53590840cf60b6c9d5f1c5bbac5e152dbd4071c32cfc1", kill_on_drop: false }`
[INFO] [stdout] 7a1caa72f2ec6ca7aac53590840cf60b6c9d5f1c5bbac5e152dbd4071c32cfc1