[INFO] fetching crate think_cap 0.0.1... [INFO] testing think_cap-0.0.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate think_cap 0.0.1 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate think_cap 0.0.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate think_cap 0.0.1 [INFO] finished tweaking crates.io crate think_cap 0.0.1 [INFO] tweaked toml for crates.io crate think_cap 0.0.1 written to /workspace/builds/worker-50/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc321718e650bea7bac4b4e4258818dabf439b102ecee0fe7f1d7e9e37adb28d [INFO] running `Command { std: "docker" "start" "-a" "dc321718e650bea7bac4b4e4258818dabf439b102ecee0fe7f1d7e9e37adb28d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc321718e650bea7bac4b4e4258818dabf439b102ecee0fe7f1d7e9e37adb28d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc321718e650bea7bac4b4e4258818dabf439b102ecee0fe7f1d7e9e37adb28d", kill_on_drop: false }` [INFO] [stdout] dc321718e650bea7bac4b4e4258818dabf439b102ecee0fe7f1d7e9e37adb28d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e79bbcda421f8e37ad541b7fb7ce495250b42fa7d56d9db4f917b7fd7997f1a4 [INFO] running `Command { std: "docker" "start" "-a" "e79bbcda421f8e37ad541b7fb7ce495250b42fa7d56d9db4f917b7fd7997f1a4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling think_cap v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:187:24 [INFO] [stdout] | [INFO] [stdout] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:187:40 [INFO] [stdout] | [INFO] [stdout] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:361:17 [INFO] [stdout] | [INFO] [stdout] 361 | let mut layer = &mut self.layers[layer_index]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:364:21 [INFO] [stdout] | [INFO] [stdout] 364 | let mut node = &mut layer[node_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:394:21 [INFO] [stdout] | [INFO] [stdout] 394 | let mut node_error; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:410:25 [INFO] [stdout] | [INFO] [stdout] 410 | let mut prev_layer_result; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.33s [INFO] running `Command { std: "docker" "inspect" "e79bbcda421f8e37ad541b7fb7ce495250b42fa7d56d9db4f917b7fd7997f1a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e79bbcda421f8e37ad541b7fb7ce495250b42fa7d56d9db4f917b7fd7997f1a4", kill_on_drop: false }` [INFO] [stdout] e79bbcda421f8e37ad541b7fb7ce495250b42fa7d56d9db4f917b7fd7997f1a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 574cc933688fb8d832067e22a9529625b668e4cc5cd2325a15c1cc858ea9fcfc [INFO] running `Command { std: "docker" "start" "-a" "574cc933688fb8d832067e22a9529625b668e4cc5cd2325a15c1cc858ea9fcfc", kill_on_drop: false }` [INFO] [stderr] Compiling think_cap v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:187:24 [INFO] [stdout] | [INFO] [stdout] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:187:40 [INFO] [stdout] | [INFO] [stdout] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:361:17 [INFO] [stdout] | [INFO] [stdout] 361 | let mut layer = &mut self.layers[layer_index]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:364:21 [INFO] [stdout] | [INFO] [stdout] 364 | let mut node = &mut layer[node_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:394:21 [INFO] [stdout] | [INFO] [stdout] 394 | let mut node_error; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:410:25 [INFO] [stdout] | [INFO] [stdout] 410 | let mut prev_layer_result; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:187:24 [INFO] [stdout] | [INFO] [stdout] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/lib.rs:187:40 [INFO] [stdout] | [INFO] [stdout] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:361:17 [INFO] [stdout] | [INFO] [stdout] 361 | let mut layer = &mut self.layers[layer_index]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:364:21 [INFO] [stdout] | [INFO] [stdout] 364 | let mut node = &mut layer[node_index]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:394:21 [INFO] [stdout] | [INFO] [stdout] 394 | let mut node_error; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:410:25 [INFO] [stdout] | [INFO] [stdout] 410 | let mut prev_layer_result; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "574cc933688fb8d832067e22a9529625b668e4cc5cd2325a15c1cc858ea9fcfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "574cc933688fb8d832067e22a9529625b668e4cc5cd2325a15c1cc858ea9fcfc", kill_on_drop: false }` [INFO] [stdout] 574cc933688fb8d832067e22a9529625b668e4cc5cd2325a15c1cc858ea9fcfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 81e31b98412466954963724e1da98955923f78139317165570f9f1b7523615a7 [INFO] running `Command { std: "docker" "start" "-a" "81e31b98412466954963724e1da98955923f78139317165570f9f1b7523615a7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stderr] --> src/lib.rs:187:24 [INFO] [stderr] | [INFO] [stderr] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported [INFO] [stderr] --> src/lib.rs:187:40 [INFO] [stderr] | [INFO] [stderr] 187 | #[derive(Debug, Clone, RustcDecodable, RustcEncodable)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:361:17 [INFO] [stderr] | [INFO] [stderr] 361 | let mut layer = &mut self.layers[layer_index]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:364:21 [INFO] [stderr] | [INFO] [stderr] 364 | let mut node = &mut layer[node_index]; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:394:21 [INFO] [stderr] | [INFO] [stderr] 394 | let mut node_error; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:410:25 [INFO] [stderr] | [INFO] [stderr] 410 | let mut prev_layer_result; [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `think_cap` (lib) generated 6 warnings [INFO] [stderr] warning: `think_cap` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/think_cap-4ec463c31a7b1cfe) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/match.rs (/opt/rustwide/target/debug/deps/match-8e1baff6300228db) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test match_4_layers ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s [INFO] [stdout] [INFO] [stderr] Running tests/xor.rs (/opt/rustwide/target/debug/deps/xor-0c67478fefaee23f) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test xor_4layers ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.79s [INFO] [stdout] [INFO] [stderr] Doc-tests think_cap [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.17s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "81e31b98412466954963724e1da98955923f78139317165570f9f1b7523615a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81e31b98412466954963724e1da98955923f78139317165570f9f1b7523615a7", kill_on_drop: false }` [INFO] [stdout] 81e31b98412466954963724e1da98955923f78139317165570f9f1b7523615a7