[INFO] fetching crate egglang 0.3.5...
[INFO] testing egglang-0.3.5 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate egglang 0.3.5 into /workspace/builds/worker-5-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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate egglang 0.3.5 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-no-std v2.0.2
[INFO] [stderr]   Downloaded unicode-ident v1.0.18
[INFO] [stderr]   Downloaded quote v1.0.40
[INFO] [stderr]   Downloaded proc-macro2 v1.0.95
[INFO] [stderr]   Downloaded ordered-float v5.0.0
[INFO] [stderr]   Downloaded logos-derive v0.15.0
[INFO] [stderr]   Downloaded autocfg v1.4.0
[INFO] [stderr]   Downloaded thiserror-impl-no-std v2.0.2
[INFO] [stderr]   Downloaded rustc_version v0.4.1
[INFO] [stderr]   Downloaded beef v0.5.2
[INFO] [stderr]   Downloaded semver v1.0.26
[INFO] [stderr]   Downloaded arcstr v1.2.0
[INFO] [stderr]   Downloaded logos-codegen v0.15.0
[INFO] [stderr]   Downloaded syn v2.0.101
[INFO] [stderr]   Downloaded logos v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 029a19ce83b98141f6fc4ea6f95a19d86d6e4eceb22af8248def34c2e02ee529
[INFO] running `Command { std: "docker" "start" "-a" "029a19ce83b98141f6fc4ea6f95a19d86d6e4eceb22af8248def34c2e02ee529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "029a19ce83b98141f6fc4ea6f95a19d86d6e4eceb22af8248def34c2e02ee529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "029a19ce83b98141f6fc4ea6f95a19d86d6e4eceb22af8248def34c2e02ee529", kill_on_drop: false }`
[INFO] [stdout] 029a19ce83b98141f6fc4ea6f95a19d86d6e4eceb22af8248def34c2e02ee529
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dcba1855cfde210c4111f68c1d4f0a50c24b138247176774e7b245b63c28f0c
[INFO] running `Command { std: "docker" "start" "-a" "5dcba1855cfde210c4111f68c1d4f0a50c24b138247176774e7b245b63c28f0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling arcstr v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling ordered-float v5.0.0
[INFO] [stderr]    Compiling thiserror-impl-no-std v2.0.2
[INFO] [stderr]    Compiling thiserror-no-std v2.0.2
[INFO] [stderr]    Compiling logos-derive v0.15.0
[INFO] [stderr]    Compiling logos v0.15.0
[INFO] [stderr]    Compiling egglang v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.67s
[INFO] running `Command { std: "docker" "inspect" "5dcba1855cfde210c4111f68c1d4f0a50c24b138247176774e7b245b63c28f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dcba1855cfde210c4111f68c1d4f0a50c24b138247176774e7b245b63c28f0c", kill_on_drop: false }`
[INFO] [stdout] 5dcba1855cfde210c4111f68c1d4f0a50c24b138247176774e7b245b63c28f0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e1bb708d33d89ca1742925dd7c9585b9f278e284c18d5d8ba4946f8db6b2b96
[INFO] running `Command { std: "docker" "start" "-a" "8e1bb708d33d89ca1742925dd7c9585b9f278e284c18d5d8ba4946f8db6b2b96", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |             .filter_map(|entry| entry.ok())
[INFO] [stdout]    |                          ^^^^^  ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 14 |             .filter_map(|entry: /* Type */| entry.ok())
[INFO] [stdout]    |                               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             .filter(|entry| entry.file_type().ok().map(|t| t.is_file()).unwrap_or(false))
[INFO] [stdout]    |                      ^^^^^  ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 15 |             .filter(|entry: /* Type */| entry.file_type().ok().map(|t| t.is_file()).unwrap_or(false))
[INFO] [stdout]    |                           ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests.rs:15:48
[INFO] [stdout]    |
[INFO] [stdout] 15 |             .filter(|entry| entry.file_type().ok().map(|t| t.is_file()).unwrap_or(false))
[INFO] [stdout]    |                                                         ^  - type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 15 |             .filter(|entry| entry.file_type().ok().map(|t: /* Type */| t.is_file()).unwrap_or(false))
[INFO] [stdout]    |                                                          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tests.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |             .filter_map(|entry| read_to_string(entry.path()).ok().map(|s| (entry.path(), s)))
[INFO] [stdout]    |                          ^^^^^                 ----- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 16 |             .filter_map(|entry: /* Type */| read_to_string(entry.path()).ok().map(|s| (entry.path(), s)))
[INFO] [stdout]    |                               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `egglang` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "8e1bb708d33d89ca1742925dd7c9585b9f278e284c18d5d8ba4946f8db6b2b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1bb708d33d89ca1742925dd7c9585b9f278e284c18d5d8ba4946f8db6b2b96", kill_on_drop: false }`
[INFO] [stdout] 8e1bb708d33d89ca1742925dd7c9585b9f278e284c18d5d8ba4946f8db6b2b96