[INFO] fetching crate egglang 0.3.5...
[INFO] checking egglang-0.3.5 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate egglang 0.3.5 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate egglang 0.3.5
[INFO] finished tweaking crates.io crate egglang 0.3.5
[INFO] tweaked toml for crates.io crate egglang 0.3.5 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate egglang 0.3.5 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate egglang 0.3.5 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos-codegen v0.15.0
[INFO] [stderr]   Downloaded logos-derive v0.15.0
[INFO] [stderr]   Downloaded arcstr v1.2.0
[INFO] [stderr]   Downloaded logos v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d637cec4fade6c1ebacb5e9eab5814ccac91bba6bbea63b118d2cf605b53a1
[INFO] running `Command { std: "docker" "start" "-a" "b7d637cec4fade6c1ebacb5e9eab5814ccac91bba6bbea63b118d2cf605b53a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d637cec4fade6c1ebacb5e9eab5814ccac91bba6bbea63b118d2cf605b53a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d637cec4fade6c1ebacb5e9eab5814ccac91bba6bbea63b118d2cf605b53a1", kill_on_drop: false }`
[INFO] [stdout] b7d637cec4fade6c1ebacb5e9eab5814ccac91bba6bbea63b118d2cf605b53a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5f690e545e458f7dc58a40276616c54e6dd7d6ec3e52e41f35f41453d9ae2a6
[INFO] running `Command { std: "docker" "start" "-a" "b5f690e545e458f7dc58a40276616c54e6dd7d6ec3e52e41f35f41453d9ae2a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking arcstr v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]     Checking ordered-float v5.0.0
[INFO] [stderr]    Compiling thiserror-impl-no-std v2.0.2
[INFO] [stderr]     Checking thiserror-no-std v2.0.2
[INFO] [stderr]    Compiling logos-derive v0.15.0
[INFO] [stderr]     Checking logos v0.15.0
[INFO] [stderr]     Checking egglang v0.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `std`
[INFO] [stdout]  --> src/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::{read_dir, read_to_string};
[INFO] [stdout]   |     ^^^ use of unresolved module or unlinked crate `std`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `std`, use `cargo add std` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]   --> src/tests.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |         println!("\n[{}]", path.display());
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `println` in this scope
[INFO] [stdout]   --> src/tests.rs:30:2
[INFO] [stdout]    |
[INFO] [stdout] 30 |     println!("\nCalls to evaluate(...): {}", unsafe { evaluator::EVALUATIONS });
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `egglang` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "b5f690e545e458f7dc58a40276616c54e6dd7d6ec3e52e41f35f41453d9ae2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5f690e545e458f7dc58a40276616c54e6dd7d6ec3e52e41f35f41453d9ae2a6", kill_on_drop: false }`
[INFO] [stdout] b5f690e545e458f7dc58a40276616c54e6dd7d6ec3e52e41f35f41453d9ae2a6