[INFO] fetching crate power-of-two-impl 0.1.0...
[INFO] testing power-of-two-impl-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate power-of-two-impl 0.1.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate power-of-two-impl 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate power-of-two-impl 0.1.0
[INFO] finished tweaking crates.io crate power-of-two-impl 0.1.0
[INFO] tweaked toml for crates.io crate power-of-two-impl 0.1.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 758690fe5d53a9ac464d205502359c03ed2ad1834fc15252f4b673e5aa684d2d
[INFO] running `Command { std: "docker" "start" "-a" "758690fe5d53a9ac464d205502359c03ed2ad1834fc15252f4b673e5aa684d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "758690fe5d53a9ac464d205502359c03ed2ad1834fc15252f4b673e5aa684d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758690fe5d53a9ac464d205502359c03ed2ad1834fc15252f4b673e5aa684d2d", kill_on_drop: false }`
[INFO] [stdout] 758690fe5d53a9ac464d205502359c03ed2ad1834fc15252f4b673e5aa684d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce5a31a131bd1817fa96c01bb828dabbfe0ced84ab65c67db8d518a2f2b6942f
[INFO] running `Command { std: "docker" "start" "-a" "ce5a31a131bd1817fa96c01bb828dabbfe0ced84ab65c67db8d518a2f2b6942f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling power-of-two-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `Command { std: "docker" "inspect" "ce5a31a131bd1817fa96c01bb828dabbfe0ced84ab65c67db8d518a2f2b6942f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5a31a131bd1817fa96c01bb828dabbfe0ced84ab65c67db8d518a2f2b6942f", kill_on_drop: false }`
[INFO] [stdout] ce5a31a131bd1817fa96c01bb828dabbfe0ced84ab65c67db8d518a2f2b6942f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2d9a518764be862d23552749451e7c7e48e60abedb97b26c41b48dbdfbab565
[INFO] running `Command { std: "docker" "start" "-a" "a2d9a518764be862d23552749451e7c7e48e60abedb97b26c41b48dbdfbab565", kill_on_drop: false }`
[INFO] [stderr]    Compiling power-of-two-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "a2d9a518764be862d23552749451e7c7e48e60abedb97b26c41b48dbdfbab565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d9a518764be862d23552749451e7c7e48e60abedb97b26c41b48dbdfbab565", kill_on_drop: false }`
[INFO] [stdout] a2d9a518764be862d23552749451e7c7e48e60abedb97b26c41b48dbdfbab565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ab58b0d0d5eb16fd64fb970af1a62368dd701a602908b9cce072ca397f67a32
[INFO] running `Command { std: "docker" "start" "-a" "1ab58b0d0d5eb16fd64fb970af1a62368dd701a602908b9cce072ca397f67a32", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/power_of_two_impl-ea3099b27fd717d1)
[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 power-of-two-impl
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - proc_macro_hack_power_of_two (line 35) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - _proc_macro_hack_power_of_two (line 35) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - proc_macro_hack_power_of_two (line 35) stdout ----
[INFO] [stdout] error: cannot find macro `power_of_two` in this scope
[INFO] [stdout]  --> src/lib.rs:36:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | const POW2: usize = power_of_two!(2);
[INFO] [stdout]   |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `power_of_two` in this scope
[INFO] [stdout]  --> src/lib.rs:37:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | const POW3: isize = power_of_two!(2, isize);
[INFO] [stdout]   |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - _proc_macro_hack_power_of_two (line 35) stdout ----
[INFO] [stdout] error: cannot find macro `power_of_two` in this scope
[INFO] [stdout]  --> src/lib.rs:36:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | const POW2: usize = power_of_two!(2);
[INFO] [stdout]   |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `power_of_two` in this scope
[INFO] [stdout]  --> src/lib.rs:37:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | const POW3: isize = power_of_two!(2, isize);
[INFO] [stdout]   |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - _proc_macro_hack_power_of_two (line 35)
[INFO] [stdout]     src/lib.rs - proc_macro_hack_power_of_two (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "1ab58b0d0d5eb16fd64fb970af1a62368dd701a602908b9cce072ca397f67a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab58b0d0d5eb16fd64fb970af1a62368dd701a602908b9cce072ca397f67a32", kill_on_drop: false }`
[INFO] [stdout] 1ab58b0d0d5eb16fd64fb970af1a62368dd701a602908b9cce072ca397f67a32