[INFO] fetching crate lazy_rc 0.1.3...
[INFO] testing lazy_rc-0.1.3 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate lazy_rc 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate lazy_rc 0.1.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lazy_rc 0.1.3
[INFO] tweaked toml for crates.io crate lazy_rc 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lazy_rc 0.1.3 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] crate crates.io crate lazy_rc 0.1.3 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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded iana-time-zone-haiku v0.1.1
[INFO] [stderr]   Downloaded cc v1.0.78
[INFO] [stderr]   Downloaded link-cplusplus v1.0.8
[INFO] [stderr]   Downloaded scratch v1.0.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.87
[INFO] [stderr]   Downloaded once_cell v1.17.0
[INFO] [stderr]   Downloaded bumpalo v3.12.0
[INFO] [stderr]   Downloaded iana-time-zone v0.1.53
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.87
[INFO] [stderr]   Downloaded cxx-build v1.0.87
[INFO] [stderr]   Downloaded chrono v0.4.23
[INFO] [stderr]   Downloaded cxx v1.0.87
[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] 09f031f8f5392f0b5011ff810583da0215fb8699963ae62f754c9ade4464ec00
[INFO] running `Command { std: "docker" "start" "-a" "09f031f8f5392f0b5011ff810583da0215fb8699963ae62f754c9ade4464ec00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09f031f8f5392f0b5011ff810583da0215fb8699963ae62f754c9ade4464ec00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f031f8f5392f0b5011ff810583da0215fb8699963ae62f754c9ade4464ec00", kill_on_drop: false }`
[INFO] [stdout] 09f031f8f5392f0b5011ff810583da0215fb8699963ae62f754c9ade4464ec00
[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] 898988fae7a862b31882637230298951ba97f2af3abbf0558bd09d9b54ab47dc
[INFO] running `Command { std: "docker" "start" "-a" "898988fae7a862b31882637230298951ba97f2af3abbf0558bd09d9b54ab47dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_rc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "898988fae7a862b31882637230298951ba97f2af3abbf0558bd09d9b54ab47dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "898988fae7a862b31882637230298951ba97f2af3abbf0558bd09d9b54ab47dc", kill_on_drop: false }`
[INFO] [stdout] 898988fae7a862b31882637230298951ba97f2af3abbf0558bd09d9b54ab47dc
[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] bd884289286f8da187e708973fdd29454d5a1c7445251b065ff13ab952663e48
[INFO] running `Command { std: "docker" "start" "-a" "bd884289286f8da187e708973fdd29454d5a1c7445251b065ff13ab952663e48", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lazy_rc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `Command { std: "docker" "inspect" "bd884289286f8da187e708973fdd29454d5a1c7445251b065ff13ab952663e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd884289286f8da187e708973fdd29454d5a1c7445251b065ff13ab952663e48", kill_on_drop: false }`
[INFO] [stdout] bd884289286f8da187e708973fdd29454d5a1c7445251b065ff13ab952663e48
[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] 6efac11e1e27fa6745c0da9a7a3481c8878d39187609bb2824e42010b2a2c08e
[INFO] running `Command { std: "docker" "start" "-a" "6efac11e1e27fa6745c0da9a7a3481c8878d39187609bb2824e42010b2a2c08e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lazy_rc-a5326399304182db)
[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 lazy_rc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 34) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 34) stdout ----
[INFO] [stdout] error[E0425]: cannot find type `Rc` in this scope
[INFO] [stdout]   --> src/lib.rs:55:33
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn instance() -> Result<Rc<Self>> {
[INFO] [stdout]    |                                 ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 33 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]   --> src/lib.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn new() -> Result<Self> {
[INFO] [stdout]    |                 ^^^^^^ ---- supplied 1 generic argument
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 expected 2 generic arguments
[INFO] [stdout]    |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn new() -> Result<Self, E> {
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]   --> src/lib.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn instance() -> Result<Rc<Self>> {
[INFO] [stdout]    |                          ^^^^^^ -------- supplied 1 generic argument
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          expected 2 generic arguments
[INFO] [stdout]    |
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn instance() -> Result<Rc<Self>, E> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 34)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6efac11e1e27fa6745c0da9a7a3481c8878d39187609bb2824e42010b2a2c08e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6efac11e1e27fa6745c0da9a7a3481c8878d39187609bb2824e42010b2a2c08e", kill_on_drop: false }`
[INFO] [stdout] 6efac11e1e27fa6745c0da9a7a3481c8878d39187609bb2824e42010b2a2c08e
