[INFO] cloning repository https://github.com/Ophirr33/sbtserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ophirr33/sbtserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOphirr33%2Fsbtserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOphirr33%2Fsbtserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d7e9efb3e0780b4f5819a59448c101b6895ad5b9
[INFO] checking Ophirr33/sbtserver against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOphirr33%2Fsbtserver" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ophirr33/sbtserver 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/Ophirr33/sbtserver
[INFO] finished tweaking git repo https://github.com/Ophirr33/sbtserver
[INFO] tweaked toml for git repo https://github.com/Ophirr33/sbtserver written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ophirr33/sbtserver 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-traits v0.1.41
[INFO] [stderr]   Downloaded serde_derive v1.0.27
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded serde v1.0.27
[INFO] [stderr]   Downloaded mio-uds v0.6.4
[INFO] [stderr]   Downloaded bitflags v1.0.1
[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded mio v0.6.12
[INFO] [stderr]   Downloaded libc v0.2.36
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded log v0.3.9
[INFO] [stderr]   Downloaded miow v0.2.1
[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded serde_json v1.0.9
[INFO] [stderr]   Downloaded serde_derive_internals v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e47241c93f44253c4c2ac59e6b2510a0f7886db6cb1113e41f826a91257c2907
[INFO] running `Command { std: "docker" "start" "-a" "e47241c93f44253c4c2ac59e6b2510a0f7886db6cb1113e41f826a91257c2907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e47241c93f44253c4c2ac59e6b2510a0f7886db6cb1113e41f826a91257c2907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e47241c93f44253c4c2ac59e6b2510a0f7886db6cb1113e41f826a91257c2907", kill_on_drop: false }`
[INFO] [stdout] e47241c93f44253c4c2ac59e6b2510a0f7886db6cb1113e41f826a91257c2907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2e32afe0a1860196463f9eef1a26221abceb1c75a19380da8e5dedfdb05e57f7
[INFO] running `Command { std: "docker" "start" "-a" "2e32afe0a1860196463f9eef1a26221abceb1c75a19380da8e5dedfdb05e57f7", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking mio v0.6.12
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking sbtserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "2e32afe0a1860196463f9eef1a26221abceb1c75a19380da8e5dedfdb05e57f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e32afe0a1860196463f9eef1a26221abceb1c75a19380da8e5dedfdb05e57f7", kill_on_drop: false }`
[INFO] [stdout] 2e32afe0a1860196463f9eef1a26221abceb1c75a19380da8e5dedfdb05e57f7
[INFO] checking Ophirr33/sbtserver against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOphirr33%2Fsbtserver" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ophirr33/sbtserver 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/Ophirr33/sbtserver
[INFO] finished tweaking git repo https://github.com/Ophirr33/sbtserver
[INFO] tweaked toml for git repo https://github.com/Ophirr33/sbtserver written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ophirr33/sbtserver 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fb85ae9c012829114e4a4f268f1c30f294837fe5852ef3e78b753dfa464ed81e
[INFO] running `Command { std: "docker" "start" "-a" "fb85ae9c012829114e4a4f268f1c30f294837fe5852ef3e78b753dfa464ed81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb85ae9c012829114e4a4f268f1c30f294837fe5852ef3e78b753dfa464ed81e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb85ae9c012829114e4a4f268f1c30f294837fe5852ef3e78b753dfa464ed81e", kill_on_drop: false }`
[INFO] [stdout] fb85ae9c012829114e4a4f268f1c30f294837fe5852ef3e78b753dfa464ed81e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 36c0be21aefaf61399fabea0d701bf6b389d86e74600c4662df472cd1f358fe0
[INFO] running `Command { std: "docker" "start" "-a" "36c0be21aefaf61399fabea0d701bf6b389d86e74600c4662df472cd1f358fe0", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking mio v0.6.12
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking mio-uds v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking sbtserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.58s
[INFO] running `Command { std: "docker" "inspect" "36c0be21aefaf61399fabea0d701bf6b389d86e74600c4662df472cd1f358fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36c0be21aefaf61399fabea0d701bf6b389d86e74600c4662df472cd1f358fe0", kill_on_drop: false }`
[INFO] [stdout] 36c0be21aefaf61399fabea0d701bf6b389d86e74600c4662df472cd1f358fe0