[INFO] cloning repository https://github.com/matthieugouel/bjorn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthieugouel/bjorn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthieugouel%2Fbjorn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthieugouel%2Fbjorn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d6836e57346a7ec520533aacaee2c0b5d7be100
[INFO] checking matthieugouel/bjorn against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthieugouel%2Fbjorn" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthieugouel/bjorn on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matthieugouel/bjorn
[INFO] finished tweaking git repo https://github.com/matthieugouel/bjorn
[INFO] tweaked toml for git repo https://github.com/matthieugouel/bjorn written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matthieugouel/bjorn 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.1.1
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 381df46ce6eb3378956d49b2155c09aa751e7c217210301db9356054eaa4e9f4
[INFO] running `Command { std: "docker" "start" "-a" "381df46ce6eb3378956d49b2155c09aa751e7c217210301db9356054eaa4e9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "381df46ce6eb3378956d49b2155c09aa751e7c217210301db9356054eaa4e9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381df46ce6eb3378956d49b2155c09aa751e7c217210301db9356054eaa4e9f4", kill_on_drop: false }`
[INFO] [stdout] 381df46ce6eb3378956d49b2155c09aa751e7c217210301db9356054eaa4e9f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a104548a5dd258d6a32e580a39ea96b4c8a2cfb9fcdd05faa2733eb89d008f0
[INFO] running `Command { std: "docker" "start" "-a" "7a104548a5dd258d6a32e580a39ea96b4c8a2cfb9fcdd05faa2733eb89d008f0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking bjorn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Err(_) => None
[INFO] [stdout]    |                 ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Err(_) => None
[INFO] [stdout]    |                 ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.43s
[INFO] running `Command { std: "docker" "inspect" "7a104548a5dd258d6a32e580a39ea96b4c8a2cfb9fcdd05faa2733eb89d008f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a104548a5dd258d6a32e580a39ea96b4c8a2cfb9fcdd05faa2733eb89d008f0", kill_on_drop: false }`
[INFO] [stdout] 7a104548a5dd258d6a32e580a39ea96b4c8a2cfb9fcdd05faa2733eb89d008f0
[INFO] checking matthieugouel/bjorn against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthieugouel%2Fbjorn" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matthieugouel/bjorn on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matthieugouel/bjorn
[INFO] finished tweaking git repo https://github.com/matthieugouel/bjorn
[INFO] tweaked toml for git repo https://github.com/matthieugouel/bjorn written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matthieugouel/bjorn 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b810656516805d4712bfeec9ff7b04046638305dabb6a7be0a644ce5af830f35
[INFO] running `Command { std: "docker" "start" "-a" "b810656516805d4712bfeec9ff7b04046638305dabb6a7be0a644ce5af830f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b810656516805d4712bfeec9ff7b04046638305dabb6a7be0a644ce5af830f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b810656516805d4712bfeec9ff7b04046638305dabb6a7be0a644ce5af830f35", kill_on_drop: false }`
[INFO] [stdout] b810656516805d4712bfeec9ff7b04046638305dabb6a7be0a644ce5af830f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29913c826066d383dabec44655b8a9301fdc5227cd665a2868f51eb25d059172
[INFO] running `Command { std: "docker" "start" "-a" "29913c826066d383dabec44655b8a9301fdc5227cd665a2868f51eb25d059172", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking bjorn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Err(_) => None
[INFO] [stdout]    |                 ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/token.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 Err(_) => None
[INFO] [stdout]    |                 ^^^^^^ matches no values because `Infallible` is uninhabited
[INFO] [stdout]    |
[INFO] [stdout]    = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.07s
[INFO] running `Command { std: "docker" "inspect" "29913c826066d383dabec44655b8a9301fdc5227cd665a2868f51eb25d059172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29913c826066d383dabec44655b8a9301fdc5227cd665a2868f51eb25d059172", kill_on_drop: false }`
[INFO] [stdout] 29913c826066d383dabec44655b8a9301fdc5227cd665a2868f51eb25d059172