[INFO] cloning repository https://github.com/durka/karaconv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/durka/karaconv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fkaraconv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fkaraconv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ecf007615afae1effa1dc506bf9797d4005687d
[INFO] checking durka/karaconv against master#05eac57ef6668c9d181b65aceb96b1e7881f60be for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fkaraconv" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/durka/karaconv on toolchain 05eac57ef6668c9d181b65aceb96b1e7881f60be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/durka/karaconv
[INFO] finished tweaking git repo https://github.com/durka/karaconv
[INFO] tweaked toml for git repo https://github.com/durka/karaconv written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/durka/karaconv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded remove_dir_all v0.3.0
[INFO] [stderr]   Downloaded structopt v0.2.5
[INFO] [stderr]   Downloaded atty v0.2.8
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] [stderr]   Downloaded structopt-derive v0.2.5
[INFO] [stderr]   Downloaded tempdir v0.3.6
[INFO] [stderr]   Downloaded linked-hash-map v0.5.1
[INFO] [stderr]   Downloaded serde-xml-rs v0.2.1
[INFO] [stderr]   Downloaded serde_derive_internals v0.20.0
[INFO] [stderr]   Downloaded backtrace v0.3.5
[INFO] [stderr]   Downloaded cc v1.0.6
[INFO] [stderr]   Downloaded serde v1.0.30
[INFO] [stderr]   Downloaded itertools v0.7.7
[INFO] [stderr]   Downloaded serde_json v1.0.11
[INFO] [stderr]   Downloaded syn v0.12.14
[INFO] [stderr]   Downloaded num-traits v0.2.1
[INFO] [stderr]   Downloaded regex v0.2.9
[INFO] [stderr]   Downloaded regex-syntax v0.5.2
[INFO] [stderr]   Downloaded libc v0.2.39
[INFO] [stderr]   Downloaded clap v2.31.1
[INFO] [stderr]   Downloaded serde_derive v1.0.30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc7429a131435ad498d76ec87c4a8c84f2fd85e2e3cc473632162e9dc75118c3
[INFO] running `Command { std: "docker" "start" "-a" "dc7429a131435ad498d76ec87c4a8c84f2fd85e2e3cc473632162e9dc75118c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc7429a131435ad498d76ec87c4a8c84f2fd85e2e3cc473632162e9dc75118c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7429a131435ad498d76ec87c4a8c84f2fd85e2e3cc473632162e9dc75118c3", kill_on_drop: false }`
[INFO] [stdout] dc7429a131435ad498d76ec87c4a8c84f2fd85e2e3cc473632162e9dc75118c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+05eac57ef6668c9d181b65aceb96b1e7881f60be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c4a1f946947cbba7f5c4f1ad08bde5dfcff5f25eb547fbf0e7e1a97bbbb5a3c
[INFO] running `Command { std: "docker" "start" "-a" "0c4a1f946947cbba7f5c4f1ad08bde5dfcff5f25eb547fbf0e7e1a97bbbb5a3c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling cc v1.0.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.5.2
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling karaconv v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking remove_dir_all v0.3.0
[INFO] [stderr]     Checking itertools v0.7.7
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking tempdir v0.3.6
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.20.0
[INFO] [stderr]    Compiling structopt-derive v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.30
[INFO] [stderr]     Checking structopt v0.2.5
[INFO] [stderr]     Checking serde v1.0.30
[INFO] [stderr]     Checking serde-xml-rs v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.11
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate structopt;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate structopt;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.57s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.14
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0c4a1f946947cbba7f5c4f1ad08bde5dfcff5f25eb547fbf0e7e1a97bbbb5a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4a1f946947cbba7f5c4f1ad08bde5dfcff5f25eb547fbf0e7e1a97bbbb5a3c", kill_on_drop: false }`
[INFO] [stdout] 0c4a1f946947cbba7f5c4f1ad08bde5dfcff5f25eb547fbf0e7e1a97bbbb5a3c
[INFO] checking durka/karaconv against try#0c9c19b42881b7ee3d3f268d2369726c7f8dddfd for pr-127656
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdurka%2Fkaraconv" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/durka/karaconv on toolchain 0c9c19b42881b7ee3d3f268d2369726c7f8dddfd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/durka/karaconv
[INFO] finished tweaking git repo https://github.com/durka/karaconv
[INFO] tweaked toml for git repo https://github.com/durka/karaconv written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/durka/karaconv already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4f22e3292877099742f1bbed393bbcc356ff774df521b4764c1fe8c7ddfd05f
[INFO] running `Command { std: "docker" "start" "-a" "c4f22e3292877099742f1bbed393bbcc356ff774df521b4764c1fe8c7ddfd05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4f22e3292877099742f1bbed393bbcc356ff774df521b4764c1fe8c7ddfd05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4f22e3292877099742f1bbed393bbcc356ff774df521b4764c1fe8c7ddfd05f", kill_on_drop: false }`
[INFO] [stdout] c4f22e3292877099742f1bbed393bbcc356ff774df521b4764c1fe8c7ddfd05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0c9c19b42881b7ee3d3f268d2369726c7f8dddfd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60f1a1b519963268c7c2c6ff64dba9690be4dc3b08de40882ee09d39c0327dfc
[INFO] running `Command { std: "docker" "start" "-a" "60f1a1b519963268c7c2c6ff64dba9690be4dc3b08de40882ee09d39c0327dfc", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cc v1.0.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling regex v0.2.9
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stdout] error[E0365]: extern crate `core` is private and cannot be re-exported
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bitflags-0.7.0/src/lib.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub use core as __core;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider making the `extern crate` item publicly accessible
[INFO] [stdout]    |
[INFO] [stdout] 1  | pub // Copyright 2014 The Rust Project Developers. See the COPYRIGHT
[INFO] [stdout]    | +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0365`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitflags` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "60f1a1b519963268c7c2c6ff64dba9690be4dc3b08de40882ee09d39c0327dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f1a1b519963268c7c2c6ff64dba9690be4dc3b08de40882ee09d39c0327dfc", kill_on_drop: false }`
[INFO] [stdout] 60f1a1b519963268c7c2c6ff64dba9690be4dc3b08de40882ee09d39c0327dfc