[INFO] fetching crate gc_api 0.5.0...
[INFO] testing gc_api-0.5.0 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate gc_api 0.5.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate gc_api 0.5.0
[INFO] finished tweaking crates.io crate gc_api 0.5.0
[INFO] tweaked toml for crates.io crate gc_api 0.5.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gc_api 0.5.0 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d629714ec8f4a02a9355f9ec0fa25bbf0f55e19d4a84fbbceb6d93057f965934
[INFO] running `Command { std: "docker" "start" "-a" "d629714ec8f4a02a9355f9ec0fa25bbf0f55e19d4a84fbbceb6d93057f965934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d629714ec8f4a02a9355f9ec0fa25bbf0f55e19d4a84fbbceb6d93057f965934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d629714ec8f4a02a9355f9ec0fa25bbf0f55e19d4a84fbbceb6d93057f965934", kill_on_drop: false }`
[INFO] [stdout] d629714ec8f4a02a9355f9ec0fa25bbf0f55e19d4a84fbbceb6d93057f965934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d41b0cb53ea37d13c4d33c5c1c6ac9eaccaee6e3e8202cdaa3018b900376089
[INFO] running `Command { std: "docker" "start" "-a" "7d41b0cb53ea37d13c4d33c5c1c6ac9eaccaee6e3e8202cdaa3018b900376089", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_api v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "7d41b0cb53ea37d13c4d33c5c1c6ac9eaccaee6e3e8202cdaa3018b900376089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d41b0cb53ea37d13c4d33c5c1c6ac9eaccaee6e3e8202cdaa3018b900376089", kill_on_drop: false }`
[INFO] [stdout] 7d41b0cb53ea37d13c4d33c5c1c6ac9eaccaee6e3e8202cdaa3018b900376089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fb70a2b217f9e5e7177f6bde3835cb2aa8626e41dffd72b8d03ba36dd892dfb
[INFO] running `Command { std: "docker" "start" "-a" "6fb70a2b217f9e5e7177f6bde3835cb2aa8626e41dffd72b8d03ba36dd892dfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling gc_api v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "6fb70a2b217f9e5e7177f6bde3835cb2aa8626e41dffd72b8d03ba36dd892dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb70a2b217f9e5e7177f6bde3835cb2aa8626e41dffd72b8d03ba36dd892dfb", kill_on_drop: false }`
[INFO] [stdout] 6fb70a2b217f9e5e7177f6bde3835cb2aa8626e41dffd72b8d03ba36dd892dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e0d527ef535300c8a8229afd8a74b42eb700ad06cae414644e5a9a71ca50fd1
[INFO] running `Command { std: "docker" "start" "-a" "7e0d527ef535300c8a8229afd8a74b42eb700ad06cae414644e5a9a71ca50fd1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gc_api-3dce95d9163a9274)
[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 gc_api
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Gc (line 33) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Gc (line 33) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `SomeAllocator` in this scope
[INFO] [stdout]  --> src/lib.rs:36:23
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut item: Gc<i32, SomeAllocator> = allocator.alloc(3);
[INFO] [stdout]   |                       ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_33_0<SomeAllocator>() {
[INFO] [stdout]   |                                                                      +++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `allocator` in this scope
[INFO] [stdout]  --> src/lib.rs:36:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut item: Gc<i32, SomeAllocator> = allocator.alloc(3);
[INFO] [stdout]   |                                        ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `allocator` in this scope
[INFO] [stdout]   --> src/lib.rs:46:35
[INFO] [stdout]    |
[INFO] [stdout] 16 | let with_alloc: &i32 = item.with(&allocator);
[INFO] [stdout]    |                                   ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Gc (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7e0d527ef535300c8a8229afd8a74b42eb700ad06cae414644e5a9a71ca50fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0d527ef535300c8a8229afd8a74b42eb700ad06cae414644e5a9a71ca50fd1", kill_on_drop: false }`
[INFO] [stdout] 7e0d527ef535300c8a8229afd8a74b42eb700ad06cae414644e5a9a71ca50fd1
