[INFO] cloning repository https://github.com/Raphael0010/flyffRE
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Raphael0010/flyffRE" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphael0010%2FflyffRE", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphael0010%2FflyffRE'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee635bea22d0c14e17ef96b59d3f3959a072606d
[INFO] checking Raphael0010/flyffRE against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphael0010%2FflyffRE" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Raphael0010/flyffRE on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Raphael0010/flyffRE
[INFO] finished tweaking git repo https://github.com/Raphael0010/flyffRE
[INFO] tweaked toml for git repo https://github.com/Raphael0010/flyffRE written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Raphael0010/flyffRE 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packet v0.1.4
[INFO] [stderr]   Downloaded etherparse v0.11.0
[INFO] [stderr]   Downloaded pcap v0.9.2
[INFO] [stderr]   Downloaded hwaddr v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b06679ce92a376efbe5a45e0b7b4c2bbd8d0f74a026bcc112742e0715047aeaf
[INFO] running `Command { std: "docker" "start" "-a" "b06679ce92a376efbe5a45e0b7b4c2bbd8d0f74a026bcc112742e0715047aeaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b06679ce92a376efbe5a45e0b7b4c2bbd8d0f74a026bcc112742e0715047aeaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06679ce92a376efbe5a45e0b7b4c2bbd8d0f74a026bcc112742e0715047aeaf", kill_on_drop: false }`
[INFO] [stdout] b06679ce92a376efbe5a45e0b7b4c2bbd8d0f74a026bcc112742e0715047aeaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf5f26c6157ed9943782d30511a6d0472d08e9b1949a28326aca8ec1631fc987
[INFO] running `Command { std: "docker" "start" "-a" "cf5f26c6157ed9943782d30511a6d0472d08e9b1949a28326aca8ec1631fc987", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking siphasher v0.3.10
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling hwaddr v0.1.7
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking etherparse v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling pcap v0.9.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking packet v0.1.4
[INFO] [stderr]     Checking flyff_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.01s
[INFO] running `Command { std: "docker" "inspect" "cf5f26c6157ed9943782d30511a6d0472d08e9b1949a28326aca8ec1631fc987", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5f26c6157ed9943782d30511a6d0472d08e9b1949a28326aca8ec1631fc987", kill_on_drop: false }`
[INFO] [stdout] cf5f26c6157ed9943782d30511a6d0472d08e9b1949a28326aca8ec1631fc987
[INFO] checking Raphael0010/flyffRE against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaphael0010%2FflyffRE" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Raphael0010/flyffRE on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Raphael0010/flyffRE
[INFO] finished tweaking git repo https://github.com/Raphael0010/flyffRE
[INFO] tweaked toml for git repo https://github.com/Raphael0010/flyffRE written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Raphael0010/flyffRE 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9c16e90a2f1b4e506fbd90d9c1066f4d263777c88a0370cf09c73ea8fbfdf8c
[INFO] running `Command { std: "docker" "start" "-a" "c9c16e90a2f1b4e506fbd90d9c1066f4d263777c88a0370cf09c73ea8fbfdf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9c16e90a2f1b4e506fbd90d9c1066f4d263777c88a0370cf09c73ea8fbfdf8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c16e90a2f1b4e506fbd90d9c1066f4d263777c88a0370cf09c73ea8fbfdf8c", kill_on_drop: false }`
[INFO] [stdout] c9c16e90a2f1b4e506fbd90d9c1066f4d263777c88a0370cf09c73ea8fbfdf8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0f6afcf9a615cf011a090e1358f2b54f89fd46a2a71d9601ddc25a2f1daab0
[INFO] running `Command { std: "docker" "start" "-a" "4f0f6afcf9a615cf011a090e1358f2b54f89fd46a2a71d9601ddc25a2f1daab0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking siphasher v0.3.10
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling hwaddr v0.1.7
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking etherparse v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling pcap v0.9.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking packet v0.1.4
[INFO] [stderr]     Checking flyff_bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.39s
[INFO] running `Command { std: "docker" "inspect" "4f0f6afcf9a615cf011a090e1358f2b54f89fd46a2a71d9601ddc25a2f1daab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0f6afcf9a615cf011a090e1358f2b54f89fd46a2a71d9601ddc25a2f1daab0", kill_on_drop: false }`
[INFO] [stdout] 4f0f6afcf9a615cf011a090e1358f2b54f89fd46a2a71d9601ddc25a2f1daab0