[INFO] fetching crate mole 0.1.1...
[INFO] testing mole-0.1.1 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate mole 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mole 0.1.1
[INFO] finished tweaking crates.io crate mole 0.1.1
[INFO] tweaked toml for crates.io crate mole 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mole 0.1.1 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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 58 packages to latest compatible versions
[INFO] [stderr]       Adding glam v0.22.0 (available: v0.30.10)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.9)
[INFO] [stderr]       Adding zstd v0.12.4 (available: v0.13.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v6.0.6
[INFO] [stderr]   Downloaded zstd v0.12.4
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45b0038cd9f9286801e9d5c491366758eee00c67ab850795615a249743d54d67
[INFO] running `Command { std: "docker" "start" "-a" "45b0038cd9f9286801e9d5c491366758eee00c67ab850795615a249743d54d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45b0038cd9f9286801e9d5c491366758eee00c67ab850795615a249743d54d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b0038cd9f9286801e9d5c491366758eee00c67ab850795615a249743d54d67", kill_on_drop: false }`
[INFO] [stdout] 45b0038cd9f9286801e9d5c491366758eee00c67ab850795615a249743d54d67
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed053834e928c2df92f1fea89c27634c5dba927cad921ff3ab155aba59fcdfd0
[INFO] running `Command { std: "docker" "start" "-a" "ed053834e928c2df92f1fea89c27634c5dba927cad921ff3ab155aba59fcdfd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling rmp v0.8.15
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling zstd v0.12.4
[INFO] [stderr]    Compiling flate2 v1.1.8
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling glam v0.22.0
[INFO] [stderr]    Compiling rmp-serde v1.3.1
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling mole v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.77s
[INFO] running `Command { std: "docker" "inspect" "ed053834e928c2df92f1fea89c27634c5dba927cad921ff3ab155aba59fcdfd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed053834e928c2df92f1fea89c27634c5dba927cad921ff3ab155aba59fcdfd0", kill_on_drop: false }`
[INFO] [stdout] ed053834e928c2df92f1fea89c27634c5dba927cad921ff3ab155aba59fcdfd0
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da773d57e0d73b283a2420e6da209ce090e8866b7cf33dd70c0e192b4033a91f
[INFO] running `Command { std: "docker" "start" "-a" "da773d57e0d73b283a2420e6da209ce090e8866b7cf33dd70c0e192b4033a91f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mole v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "da773d57e0d73b283a2420e6da209ce090e8866b7cf33dd70c0e192b4033a91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da773d57e0d73b283a2420e6da209ce090e8866b7cf33dd70c0e192b4033a91f", kill_on_drop: false }`
[INFO] [stdout] da773d57e0d73b283a2420e6da209ce090e8866b7cf33dd70c0e192b4033a91f
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0292e2d404bfe6b8908304429a97b9ef350229254963f5bce9325393a282db2b
[INFO] running `Command { std: "docker" "start" "-a" "0292e2d404bfe6b8908304429a97b9ef350229254963f5bce9325393a282db2b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mole-a6e48d34570bacce)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mole
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:15:44
[INFO] [stdout]     |
[INFO] [stdout]  15 | std::fs::write("hello.mol", mole::to_bytes(&hill));
[INFO] [stdout]     |                             -------------- ^^^^^ expected `&Molehill`, found `&Option<Molehill>`
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             arguments to this function are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&Molehill`
[INFO] [stdout]                found reference `&Option<Molehill>`
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/lib.rs:112:8
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn to_bytes(hill: &Molehill) -> Option<Vec<u8>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Option<Vec<u8>>: AsRef<[u8]>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 | std::fs::write("hello.mol", mole::to_bytes(&hill));
[INFO] [stdout]    | --------------              ^^^^^^^^^^^^^^^^^^^^^ the trait `AsRef<[u8]>` is not implemented for `Option<Vec<u8>>`
[INFO] [stdout]    | |
[INFO] [stdout]    | required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `std::fs::write`
[INFO] [stdout]   --> /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/fs.rs:419:0
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0292e2d404bfe6b8908304429a97b9ef350229254963f5bce9325393a282db2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0292e2d404bfe6b8908304429a97b9ef350229254963f5bce9325393a282db2b", kill_on_drop: false }`
[INFO] [stdout] 0292e2d404bfe6b8908304429a97b9ef350229254963f5bce9325393a282db2b
