[INFO] fetching crate const_guards_attribute 0.1.3...
[INFO] testing const_guards_attribute-0.1.3 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate const_guards_attribute 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate const_guards_attribute 0.1.3
[INFO] finished tweaking crates.io crate const_guards_attribute 0.1.3
[INFO] tweaked toml for crates.io crate const_guards_attribute 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate const_guards_attribute 0.1.3 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding derive-syn-parse v0.1.5 (available: v0.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.114)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bce6acf02d057aa3c66127477f7ba96040648805a0df5062be36b22677f04779
[INFO] running `Command { std: "docker" "start" "-a" "bce6acf02d057aa3c66127477f7ba96040648805a0df5062be36b22677f04779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bce6acf02d057aa3c66127477f7ba96040648805a0df5062be36b22677f04779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce6acf02d057aa3c66127477f7ba96040648805a0df5062be36b22677f04779", kill_on_drop: false }`
[INFO] [stdout] bce6acf02d057aa3c66127477f7ba96040648805a0df5062be36b22677f04779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] f6e935ab423e562427a0ccdfeffab1b975ff78e028f34accd1491bd8a4e88769
[INFO] running `Command { std: "docker" "start" "-a" "f6e935ab423e562427a0ccdfeffab1b975ff78e028f34accd1491bd8a4e88769", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derive-syn-parse v0.1.5
[INFO] [stderr]    Compiling const_guards_attribute v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "f6e935ab423e562427a0ccdfeffab1b975ff78e028f34accd1491bd8a4e88769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e935ab423e562427a0ccdfeffab1b975ff78e028f34accd1491bd8a4e88769", kill_on_drop: false }`
[INFO] [stdout] f6e935ab423e562427a0ccdfeffab1b975ff78e028f34accd1491bd8a4e88769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] fcfb847ed0c3743f1416211c23015548f8999ff28827242f0b1b0c64d1455638
[INFO] running `Command { std: "docker" "start" "-a" "fcfb847ed0c3743f1416211c23015548f8999ff28827242f0b1b0c64d1455638", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_guards_attribute v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "fcfb847ed0c3743f1416211c23015548f8999ff28827242f0b1b0c64d1455638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfb847ed0c3743f1416211c23015548f8999ff28827242f0b1b0c64d1455638", kill_on_drop: false }`
[INFO] [stdout] fcfb847ed0c3743f1416211c23015548f8999ff28827242f0b1b0c64d1455638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 021fc529e5608868c837d145df19e8b4380ad706eb1d4aef9278064d25bbf4ef
[INFO] running `Command { std: "docker" "start" "-a" "021fc529e5608868c837d145df19e8b4380ad706eb1d4aef9278064d25bbf4ef", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/const_guards_attribute/48c8e0200d2f2419/deps/const_guards_attribute-48c8e0200d2f2419)
[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 const_guards_attribute
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - guard (line 65) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - guard (line 52) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - guard (line 65) stdout ----
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |        _f_guard::<N>()
[INFO] [stdout]    |                   ^ cannot perform const operation using `N`
[INFO] [stdout]    |
[INFO] [stdout]    = help: const parameters may only be used as standalone arguments here, i.e. `N`
[INFO] [stdout]    = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] error[E0747]: unresolved item provided when a constant was expected
[INFO] [stdout]   --> src/lib.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |        _f_guard::<N>()
[INFO] [stdout]    |                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: if this generic argument was intended as a const parameter, surround it with braces
[INFO] [stdout]    |
[INFO] [stdout] 83 |        _f_guard::<{ N }>()
[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 E0747`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - guard (line 52) stdout ----
[INFO] [stdout] error: cannot find attribute `guard` in this scope
[INFO] [stdout]   --> src/lib.rs:57:3
[INFO] [stdout]    |
[INFO] [stdout] 57 | #[guard(N > 0)]
[INFO] [stdout]    |   ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this attribute macro
[INFO] [stdout]    |
[INFO] [stdout] 53 + use const_guards_attribute::guard;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - guard (line 52)
[INFO] [stdout]     src/lib.rs - guard (line 65)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "021fc529e5608868c837d145df19e8b4380ad706eb1d4aef9278064d25bbf4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "021fc529e5608868c837d145df19e8b4380ad706eb1d4aef9278064d25bbf4ef", kill_on_drop: false }`
[INFO] [stdout] 021fc529e5608868c837d145df19e8b4380ad706eb1d4aef9278064d25bbf4ef
