[INFO] fetching crate power-of-two-impl 0.1.0...
[INFO] testing power-of-two-impl-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate power-of-two-impl 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate power-of-two-impl 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07bd7e60fe6bf92c985d431900c61b99e10ffa251f57056568275fef721a717e
[INFO] running `Command { std: "docker" "start" "-a" "07bd7e60fe6bf92c985d431900c61b99e10ffa251f57056568275fef721a717e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07bd7e60fe6bf92c985d431900c61b99e10ffa251f57056568275fef721a717e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bd7e60fe6bf92c985d431900c61b99e10ffa251f57056568275fef721a717e", kill_on_drop: false }`
[INFO] [stdout] 07bd7e60fe6bf92c985d431900c61b99e10ffa251f57056568275fef721a717e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4521df0126540de60cfeffb01774d59d1011aef17d8b185130e07068c93cc59
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d4521df0126540de60cfeffb01774d59d1011aef17d8b185130e07068c93cc59", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[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 12.38s
[INFO] running `Command { std: "docker" "inspect" "d4521df0126540de60cfeffb01774d59d1011aef17d8b185130e07068c93cc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4521df0126540de60cfeffb01774d59d1011aef17d8b185130e07068c93cc59", kill_on_drop: false }`
[INFO] [stdout] d4521df0126540de60cfeffb01774d59d1011aef17d8b185130e07068c93cc59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5703d56d9d3442d5c11764c716fdbad6638890a742e6ec690117640a6ce832f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5703d56d9d3442d5c11764c716fdbad6638890a742e6ec690117640a6ce832f", 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 0.63s
[INFO] running `Command { std: "docker" "inspect" "b5703d56d9d3442d5c11764c716fdbad6638890a742e6ec690117640a6ce832f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5703d56d9d3442d5c11764c716fdbad6638890a742e6ec690117640a6ce832f", kill_on_drop: false }`
[INFO] [stdout] b5703d56d9d3442d5c11764c716fdbad6638890a742e6ec690117640a6ce832f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2b71ba9a170eb97239cea61c8bf7446ba39ac4a7d028ef7f7d54ead2dc31682
[INFO] running `Command { std: "docker" "start" "-a" "c2b71ba9a170eb97239cea61c8bf7446ba39ac4a7d028ef7f7d54ead2dc31682", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/power_of_two_impl-5f9846885b1c8237
[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] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - proc_macro_hack_power_of_two (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - _proc_macro_hack_power_of_two (line 35) ... 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] running `Command { std: "docker" "inspect" "c2b71ba9a170eb97239cea61c8bf7446ba39ac4a7d028ef7f7d54ead2dc31682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b71ba9a170eb97239cea61c8bf7446ba39ac4a7d028ef7f7d54ead2dc31682", kill_on_drop: false }`
[INFO] [stdout] c2b71ba9a170eb97239cea61c8bf7446ba39ac4a7d028ef7f7d54ead2dc31682