[INFO] fetching crate debug_unwraps 0.1.0...
[INFO] testing debug_unwraps-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate debug_unwraps 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate debug_unwraps 0.1.0
[INFO] finished tweaking crates.io crate debug_unwraps 0.1.0
[INFO] tweaked toml for crates.io crate debug_unwraps 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate debug_unwraps 0.1.0 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] 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] 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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eac7ef8b1d975ba52baafaba06a083bcc1b3a08a99e16b06a8d6bc21eec1875
[INFO] running `Command { std: "docker" "start" "-a" "6eac7ef8b1d975ba52baafaba06a083bcc1b3a08a99e16b06a8d6bc21eec1875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eac7ef8b1d975ba52baafaba06a083bcc1b3a08a99e16b06a8d6bc21eec1875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eac7ef8b1d975ba52baafaba06a083bcc1b3a08a99e16b06a8d6bc21eec1875", kill_on_drop: false }`
[INFO] [stdout] 6eac7ef8b1d975ba52baafaba06a083bcc1b3a08a99e16b06a8d6bc21eec1875
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b4031049eb40a8238f16910edfa5b0a32c0f672e4fcd85bdb980bd9c5b1f5c0
[INFO] running `Command { std: "docker" "start" "-a" "7b4031049eb40a8238f16910edfa5b0a32c0f672e4fcd85bdb980bd9c5b1f5c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug_unwraps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "7b4031049eb40a8238f16910edfa5b0a32c0f672e4fcd85bdb980bd9c5b1f5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4031049eb40a8238f16910edfa5b0a32c0f672e4fcd85bdb980bd9c5b1f5c0", kill_on_drop: false }`
[INFO] [stdout] 7b4031049eb40a8238f16910edfa5b0a32c0f672e4fcd85bdb980bd9c5b1f5c0
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 039e64ac4a898de2d525a9c5bb956eaba396107898d0b2f55018548fb55f6b42
[INFO] running `Command { std: "docker" "start" "-a" "039e64ac4a898de2d525a9c5bb956eaba396107898d0b2f55018548fb55f6b42", kill_on_drop: false }`
[INFO] [stderr]    Compiling debug_unwraps v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "039e64ac4a898de2d525a9c5bb956eaba396107898d0b2f55018548fb55f6b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039e64ac4a898de2d525a9c5bb956eaba396107898d0b2f55018548fb55f6b42", kill_on_drop: false }`
[INFO] [stdout] 039e64ac4a898de2d525a9c5bb956eaba396107898d0b2f55018548fb55f6b42
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26a3d98dbba71b6da78294b4c131b6afb2933eccb1b23b50b96695fb957a971e
[INFO] running `Command { std: "docker" "start" "-a" "26a3d98dbba71b6da78294b4c131b6afb2933eccb1b23b50b96695fb957a971e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/debug_unwraps-3b436c47ee2a8179)
[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 debug_unwraps
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 131) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 17) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 90) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 131) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `NumTreeBuilder` in this scope
[INFO] [stdout]    --> src/lib.rs:133:6
[INFO] [stdout]     |
[INFO] [stdout] 133 | impl NumTreeBuilder {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 17) stdout ----
[INFO] [stdout] error[E0560]: struct `NumTreeBuilder` has no field named `names`
[INFO] [stdout]   --> src/lib.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |             names: vec![Vec::new()],
[INFO] [stdout]    |             ^^^^^ `NumTreeBuilder` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `data`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0560`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 90) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `NumTreeBuilder` in this scope
[INFO] [stdout]   --> src/lib.rs:91:6
[INFO] [stdout]    |
[INFO] [stdout] 91 | impl NumTreeBuilder {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 131)
[INFO] [stdout]     src/lib.rs - (line 17)
[INFO] [stdout]     src/lib.rs - (line 90)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "26a3d98dbba71b6da78294b4c131b6afb2933eccb1b23b50b96695fb957a971e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a3d98dbba71b6da78294b4c131b6afb2933eccb1b23b50b96695fb957a971e", kill_on_drop: false }`
[INFO] [stdout] 26a3d98dbba71b6da78294b4c131b6afb2933eccb1b23b50b96695fb957a971e
