[INFO] fetching crate optirs-learned 0.1.0-beta.3...
[INFO] checking optirs-learned-0.1.0-beta.3 against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195
[INFO] extracting crate optirs-learned 0.1.0-beta.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate optirs-learned 0.1.0-beta.3
[INFO] finished tweaking crates.io crate optirs-learned 0.1.0-beta.3
[INFO] tweaked toml for crates.io crate optirs-learned 0.1.0-beta.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate optirs-learned 0.1.0-beta.3 on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate optirs-learned 0.1.0-beta.3 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" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] 58b73e746344f8b1dc08687e16db2d0aa79f608dd90a16c7f11eb84343fc7f45
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[INFO] running `Command { std: "docker" "rm" "-f" "58b73e746344f8b1dc08687e16db2d0aa79f608dd90a16c7f11eb84343fc7f45", kill_on_drop: false }`
[INFO] [stdout] 58b73e746344f8b1dc08687e16db2d0aa79f608dd90a16c7f11eb84343fc7f45
[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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6ecd290938ad04232286a712df813071b5c05437ddea0e8705489d9245d24aa
[INFO] running `Command { std: "docker" "start" "-a" "f6ecd290938ad04232286a712df813071b5c05437ddea0e8705489d9245d24aa", kill_on_drop: false }`
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[INFO] [stdout] error[E0659]: `TrendDirection` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:523:35
[INFO] [stdout]     |
[INFO] [stdout] 523 |                     energy_trend: TrendDirection::Decreasing,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `TrendDirection` could refer to the enum imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `TrendDirection` to disambiguate
[INFO] [stdout] note: `TrendDirection` could also refer to the enum imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `TrendDirection` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `LearningProgress` is ambiguous
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:526:36
[INFO] [stdout]     |
[INFO] [stdout] 526 |                 learning_progress: LearningProgress {
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stdout]     |
[INFO] [stdout]     = note: ambiguous because of multiple glob imports of a name in the same module
[INFO] [stdout] note: `LearningProgress` could refer to the struct imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `LearningProgress` to disambiguate
[INFO] [stdout] note: `LearningProgress` could also refer to the struct imported here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `LearningProgress` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:523:35
[INFO] [stdout]     |
[INFO] [stdout] 523 |                     energy_trend: TrendDirection::Decreasing,
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `advanced_tensor_cores::TrendDirection`, found `TrendDirection`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrendDirection` and `advanced_tensor_cores::TrendDirection` have similar names, but are actually distinct types
[INFO] [stdout] note: `TrendDirection` is defined in module `crate::advanced_tensor_cores::monitoring` of the current crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/monitoring.rs:546:1
[INFO] [stdout]     |
[INFO] [stdout] 546 | pub enum TrendDirection {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `advanced_tensor_cores::TrendDirection` is defined in module `crate::advanced_tensor_cores` of the current crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:134:1
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub enum TrendDirection {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:526:36
[INFO] [stdout]     |
[INFO] [stdout] 526 |                   learning_progress: LearningProgress {
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 527 | |                     total_iterations: 1000,
[INFO] [stdout] 528 | |                     successful_optimizations: 850,
[INFO] [stdout] 529 | |                     failed_optimizations: 150,
[INFO] [stdout] 530 | |                     average_improvement: 0.15,
[INFO] [stdout] 531 | |                     best_performance: 1500.0,
[INFO] [stdout] 532 | |                 },
[INFO] [stdout]     | |_________________^ expected `advanced_tensor_cores::LearningProgress`, found `LearningProgress`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LearningProgress` and `advanced_tensor_cores::LearningProgress` have similar names, but are actually distinct types
[INFO] [stdout] note: `LearningProgress` is defined in module `crate::advanced_tensor_cores::optimization` of the current crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/optimization.rs:205:1
[INFO] [stdout]     |
[INFO] [stdout] 205 | pub struct LearningProgress {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `advanced_tensor_cores::LearningProgress` is defined in module `crate::advanced_tensor_cores` of the current crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/scirs2-core-0.1.0-rc.2/src/advanced_tensor_cores/mod.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct LearningProgress {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0659.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `scirs2-core` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "f6ecd290938ad04232286a712df813071b5c05437ddea0e8705489d9245d24aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ecd290938ad04232286a712df813071b5c05437ddea0e8705489d9245d24aa", kill_on_drop: false }`
[INFO] [stdout] f6ecd290938ad04232286a712df813071b5c05437ddea0e8705489d9245d24aa
