[INFO] fetching crate cypat_scoring_engine 0.2.3...
[INFO] testing cypat_scoring_engine-0.2.3 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate cypat_scoring_engine 0.2.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate cypat_scoring_engine 0.2.3
[INFO] finished tweaking crates.io crate cypat_scoring_engine 0.2.3
[INFO] tweaked toml for crates.io crate cypat_scoring_engine 0.2.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cypat_scoring_engine 0.2.3 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab072f481cd08c0ca8d6bf9bae5439194a33273259825ffb386a354114494dcd
[INFO] running `Command { std: "docker" "start" "-a" "ab072f481cd08c0ca8d6bf9bae5439194a33273259825ffb386a354114494dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab072f481cd08c0ca8d6bf9bae5439194a33273259825ffb386a354114494dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab072f481cd08c0ca8d6bf9bae5439194a33273259825ffb386a354114494dcd", kill_on_drop: false }`
[INFO] [stdout] ab072f481cd08c0ca8d6bf9bae5439194a33273259825ffb386a354114494dcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4011d4827804a7077e7f73a611c091b157d18a67a676c761bc5e0f0fa327772
[INFO] running `Command { std: "docker" "start" "-a" "e4011d4827804a7077e7f73a611c091b157d18a67a676c761bc5e0f0fa327772", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cypat_scoring_engine v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `null_mut` and `null`
[INFO] [stdout]  --> src/util/filesystem.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ptr::{null_mut, null}, 
[INFO] [stdout]   |           ^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "e4011d4827804a7077e7f73a611c091b157d18a67a676c761bc5e0f0fa327772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4011d4827804a7077e7f73a611c091b157d18a67a676c761bc5e0f0fa327772", kill_on_drop: false }`
[INFO] [stdout] e4011d4827804a7077e7f73a611c091b157d18a67a676c761bc5e0f0fa327772
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5b62bf2c220ce936fe04955789effd8124b040efebb6d53b6213442789a59a0
[INFO] running `Command { std: "docker" "start" "-a" "e5b62bf2c220ce936fe04955789effd8124b040efebb6d53b6213442789a59a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cypat_scoring_engine v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `null_mut` and `null`
[INFO] [stdout]  --> src/util/filesystem.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ptr::{null_mut, null}, 
[INFO] [stdout]   |           ^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `null_mut` and `null`
[INFO] [stdout]  --> src/util/filesystem.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ptr::{null_mut, null}, 
[INFO] [stdout]   |           ^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "e5b62bf2c220ce936fe04955789effd8124b040efebb6d53b6213442789a59a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b62bf2c220ce936fe04955789effd8124b040efebb6d53b6213442789a59a0", kill_on_drop: false }`
[INFO] [stdout] e5b62bf2c220ce936fe04955789effd8124b040efebb6d53b6213442789a59a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 945c21f186829b907449f091f040afbe04c6215b30f255d0124c5a2bd2ae972b
[INFO] running `Command { std: "docker" "start" "-a" "945c21f186829b907449f091f040afbe04c6215b30f255d0124c5a2bd2ae972b", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `null_mut` and `null`
[INFO] [stderr]  --> src/util/filesystem.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     ptr::{null_mut, null}, 
[INFO] [stderr]   |           ^^^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cypat_scoring_engine` (lib) generated 1 warning (run `cargo fix --lib -p cypat_scoring_engine` to apply 1 suggestion)
[INFO] [stderr] warning: `cypat_scoring_engine` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cypat-5009fc7d14c0264b)
[INFO] [stdout] 
[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]    Doc-tests cypat
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 18) ... FAILED
[INFO] [stdout] test src/engine.rs - engine (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 18) stdout ----
[INFO] [stdout] error[E0599]: no method named `clone` found for mutable reference `&mut File` in the current scope
[INFO] [stdout]   --> src/lib.rs:26:46
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 std::io::BufReader::new(file.clone()).read_line(&mut string);
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `try_clone` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 std::io::BufReader::new(file.try_clone()).read_line(&mut string);
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add_score_entry` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/lib.rs:29:23
[INFO] [stdout]    |
[INFO] [stdout] 29 |                     e.add_score_entry(0, 50, "Wrote Hello World.".to_string());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `add_score` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 29 -                     e.add_score_entry(0, 50, "Wrote Hello World.".to_string());
[INFO] [stdout] 29 +                     e.add_score(0, 50, "Wrote Hello World.".to_string());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/engine.rs - engine (line 15) stdout ----
[INFO] [stdout] error[E0599]: no method named `clone` found for mutable reference `&mut File` in the current scope
[INFO] [stdout]   --> src/engine.rs:23:46
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 std::io::BufReader::new(file.clone()).read_line(&mut string);
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `try_clone` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 std::io::BufReader::new(file.try_clone()).read_line(&mut string);
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add_score_entry` found for mutable reference `&mut Engine` in the current scope
[INFO] [stdout]   --> src/engine.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     e.add_score_entry(0, 50, "Wrote Hello World.".to_string());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `add_score` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 26 -                     e.add_score_entry(0, 50, "Wrote Hello World.".to_string());
[INFO] [stdout] 26 +                     e.add_score(0, 50, "Wrote Hello World.".to_string());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/engine.rs - engine (line 15)
[INFO] [stdout]     src/lib.rs - (line 18)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "945c21f186829b907449f091f040afbe04c6215b30f255d0124c5a2bd2ae972b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945c21f186829b907449f091f040afbe04c6215b30f255d0124c5a2bd2ae972b", kill_on_drop: false }`
[INFO] [stdout] 945c21f186829b907449f091f040afbe04c6215b30f255d0124c5a2bd2ae972b
