[INFO] cloning repository https://github.com/adrianplavka/bitrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adrianplavka/bitrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianplavka%2Fbitrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianplavka%2Fbitrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de7e950c894666b987617cfcdfa7218379c953f7
[INFO] checking adrianplavka/bitrust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadrianplavka%2Fbitrust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adrianplavka/bitrust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adrianplavka/bitrust
[INFO] finished tweaking git repo https://github.com/adrianplavka/bitrust
[INFO] tweaked toml for git repo https://github.com/adrianplavka/bitrust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/adrianplavka/bitrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad0ada4e86ac1cdaf6efca9c59e34db9048a3088b515b1e63788415dd2b154da
[INFO] running `Command { std: "docker" "start" "-a" "ad0ada4e86ac1cdaf6efca9c59e34db9048a3088b515b1e63788415dd2b154da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad0ada4e86ac1cdaf6efca9c59e34db9048a3088b515b1e63788415dd2b154da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0ada4e86ac1cdaf6efca9c59e34db9048a3088b515b1e63788415dd2b154da", kill_on_drop: false }`
[INFO] [stdout] ad0ada4e86ac1cdaf6efca9c59e34db9048a3088b515b1e63788415dd2b154da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fe54d02e97a764590a625ebabf43c4cd0c52943b77f258a526f82b59d2cbb43
[INFO] running `Command { std: "docker" "start" "-a" "8fe54d02e97a764590a625ebabf43c4cd0c52943b77f258a526f82b59d2cbb43", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking bitrust_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking bitrust_bencode v0.1.1 (/opt/rustwide/workdir/bencode)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> bencode/src/de.rs:417:5
[INFO] [stdout]     |
[INFO] [stdout] 417 | /     /// Method definitions for various unsigned deserializations.
[INFO] [stdout] 418 | |     ///
[INFO] [stdout] 419 | |     /// Every definition guarantees, that it will use the appropriate type when
[INFO] [stdout] 420 | |     /// deserializing, saving it from using bigger, unnecessary unsigned types.
[INFO] [stdout] ...   |
[INFO] [stdout] 423 | |     ///
[INFO] [stdout] 424 | |     /// Can return errors when deserializing unsigned types.
[INFO] [stdout]     | |_____-------------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> bencode/src/de.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 | /     /// Method definitions for various signed deserializations.
[INFO] [stdout] 434 | |     ///
[INFO] [stdout] 435 | |     /// Every definition guarantees, that it will use the appropriate type when
[INFO] [stdout] 436 | |     /// deserializing, saving it from using bigger, unnecessary signed types.
[INFO] [stdout] ...   |
[INFO] [stdout] 439 | |     ///
[INFO] [stdout] 440 | |     /// Can return errors when deserializing signed types.
[INFO] [stdout]     | |_____-----------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> bencode/src/de.rs:417:5
[INFO] [stdout]     |
[INFO] [stdout] 417 | /     /// Method definitions for various unsigned deserializations.
[INFO] [stdout] 418 | |     ///
[INFO] [stdout] 419 | |     /// Every definition guarantees, that it will use the appropriate type when
[INFO] [stdout] 420 | |     /// deserializing, saving it from using bigger, unnecessary unsigned types.
[INFO] [stdout] ...   |
[INFO] [stdout] 423 | |     ///
[INFO] [stdout] 424 | |     /// Can return errors when deserializing unsigned types.
[INFO] [stdout]     | |_____-------------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> bencode/src/de.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 | /     /// Method definitions for various signed deserializations.
[INFO] [stdout] 434 | |     ///
[INFO] [stdout] 435 | |     /// Every definition guarantees, that it will use the appropriate type when
[INFO] [stdout] 436 | |     /// deserializing, saving it from using bigger, unnecessary signed types.
[INFO] [stdout] ...   |
[INFO] [stdout] 439 | |     ///
[INFO] [stdout] 440 | |     /// Can return errors when deserializing signed types.
[INFO] [stdout]     | |_____-----------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.25s
[INFO] running `Command { std: "docker" "inspect" "8fe54d02e97a764590a625ebabf43c4cd0c52943b77f258a526f82b59d2cbb43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe54d02e97a764590a625ebabf43c4cd0c52943b77f258a526f82b59d2cbb43", kill_on_drop: false }`
[INFO] [stdout] 8fe54d02e97a764590a625ebabf43c4cd0c52943b77f258a526f82b59d2cbb43