[INFO] fetching crate dia-assert 3.0.0...
[INFO] testing dia-assert-3.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dia-assert 3.0.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate dia-assert 3.0.0 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 dia-assert 3.0.0
[INFO] finished tweaking crates.io crate dia-assert 3.0.0
[INFO] tweaked toml for crates.io crate dia-assert 3.0.0 written to /workspace/builds/worker-111/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 5ebe2ff3d1b3bd7a153a4ff48e2a48deac6ca2c44b41accb69013026622f7273
[INFO] running `Command { std: "docker" "start" "-a" "5ebe2ff3d1b3bd7a153a4ff48e2a48deac6ca2c44b41accb69013026622f7273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ebe2ff3d1b3bd7a153a4ff48e2a48deac6ca2c44b41accb69013026622f7273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ebe2ff3d1b3bd7a153a4ff48e2a48deac6ca2c44b41accb69013026622f7273", kill_on_drop: false }`
[INFO] [stdout] 5ebe2ff3d1b3bd7a153a4ff48e2a48deac6ca2c44b41accb69013026622f7273
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 977476a8aa38aefe7caad6f8a651930687377fb4bc7beaf2d0f7e42566f6ba80
[INFO] running `Command { std: "docker" "start" "-a" "977476a8aa38aefe7caad6f8a651930687377fb4bc7beaf2d0f7e42566f6ba80", kill_on_drop: false }`
[INFO] [stderr]    Compiling dia-assert v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/__.rs:71:35
[INFO] [stdout]     |
[INFO] [stdout] 71  |     eprintln!("{}", __!($($arg)+));
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/level.rs:160:45
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Err(err) => __e!("Couldn't write to {:?} -> {}", PATH, &err),
[INFO] [stdout]     |                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `__e` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "977476a8aa38aefe7caad6f8a651930687377fb4bc7beaf2d0f7e42566f6ba80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977476a8aa38aefe7caad6f8a651930687377fb4bc7beaf2d0f7e42566f6ba80", kill_on_drop: false }`
[INFO] [stdout] 977476a8aa38aefe7caad6f8a651930687377fb4bc7beaf2d0f7e42566f6ba80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 5292d2e9964453a0596f0693595ebf774da0facf469ceff4d6f976d6d6277163
[INFO] running `Command { std: "docker" "start" "-a" "5292d2e9964453a0596f0693595ebf774da0facf469ceff4d6f976d6d6277163", kill_on_drop: false }`
[INFO] [stderr]    Compiling dia-assert v3.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/__.rs:71:35
[INFO] [stdout]     |
[INFO] [stdout] 71  |     eprintln!("{}", __!($($arg)+));
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/level.rs:160:45
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Err(err) => __e!("Couldn't write to {:?} -> {}", PATH, &err),
[INFO] [stdout]     |                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `__e` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]    --> src/__.rs:71:35
[INFO] [stdout]     |
[INFO] [stdout] 71  |     eprintln!("{}", __!($($arg)+));
[INFO] [stdout]     |                                   ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/level.rs:160:45
[INFO] [stdout]     |
[INFO] [stdout] 160 | ...                   Err(err) => __e!("Couldn't write to {:?} -> {}", PATH, &err),
[INFO] [stdout]     |                                   ------------------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]     = note: this warning originates in the macro `__e` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "5292d2e9964453a0596f0693595ebf774da0facf469ceff4d6f976d6d6277163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5292d2e9964453a0596f0693595ebf774da0facf469ceff4d6f976d6d6277163", kill_on_drop: false }`
[INFO] [stdout] 5292d2e9964453a0596f0693595ebf774da0facf469ceff4d6f976d6d6277163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] efafa75b0d7435a335c1e04165836f30c3ebeca30431cb6d1d2b8f3788bc9bbf
[INFO] running `Command { std: "docker" "start" "-a" "efafa75b0d7435a335c1e04165836f30c3ebeca30431cb6d1d2b8f3788bc9bbf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trailing semicolon in macro used in expression position
[INFO] [stderr]    --> src/__.rs:71:35
[INFO] [stderr]     |
[INFO] [stderr] 71  |     eprintln!("{}", __!($($arg)+));
[INFO] [stderr]     |                                   ^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/level.rs:160:45
[INFO] [stderr]     |
[INFO] [stderr] 160 | ...                   Err(err) => __e!("Couldn't write to {:?} -> {}", PATH, &err),
[INFO] [stderr]     |                                   ------------------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stderr]     = note: this warning originates in the macro `__e` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `dia-assert` (lib) generated 1 warning
[INFO] [stderr] warning: `dia-assert` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dia_assert-ac9e41707a9de398)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test level::test_levels ... ok
[INFO] [stderr]      Running tests/levels.rs (/opt/rustwide/target/debug/deps/levels-50f89272ef467d14)
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test levels ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dia-assert
[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] running `Command { std: "docker" "inspect" "efafa75b0d7435a335c1e04165836f30c3ebeca30431cb6d1d2b8f3788bc9bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efafa75b0d7435a335c1e04165836f30c3ebeca30431cb6d1d2b8f3788bc9bbf", kill_on_drop: false }`
[INFO] [stdout] efafa75b0d7435a335c1e04165836f30c3ebeca30431cb6d1d2b8f3788bc9bbf