[INFO] cloning repository https://github.com/otegal/axum_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/otegal/axum_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotegal%2Faxum_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotegal%2Faxum_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc39119eb7173c4b649b8af5556444799c5a0cab
[INFO] checking otegal/axum_sample against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotegal%2Faxum_sample" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/otegal/axum_sample 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/otegal/axum_sample
[INFO] finished tweaking git repo https://github.com/otegal/axum_sample
[INFO] tweaked toml for git repo https://github.com/otegal/axum_sample written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/otegal/axum_sample 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-http v0.1.1
[INFO] [stderr]   Downloaded tower v0.4.9
[INFO] [stderr]   Downloaded axum v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3b5970f0b3a82a0cc385c09934ed641496da81c97cc6219f4dc74363d265c6b8
[INFO] running `Command { std: "docker" "start" "-a" "3b5970f0b3a82a0cc385c09934ed641496da81c97cc6219f4dc74363d265c6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b5970f0b3a82a0cc385c09934ed641496da81c97cc6219f4dc74363d265c6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5970f0b3a82a0cc385c09934ed641496da81c97cc6219f4dc74363d265c6b8", kill_on_drop: false }`
[INFO] [stdout] 3b5970f0b3a82a0cc385c09934ed641496da81c97cc6219f4dc74363d265c6b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 039f42d5943b3586d487b37afa16f8b173e2deeef18697bd1d18e459f7acd5c5
[INFO] running `Command { std: "docker" "start" "-a" "039f42d5943b3586d487b37afa16f8b173e2deeef18697bd1d18e459f7acd5c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking tokio v1.12.0
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tower-http v0.1.1
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking tower v0.4.9
[INFO] [stderr]     Checking axum v0.2.8
[INFO] [stderr]     Checking axum_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "039f42d5943b3586d487b37afa16f8b173e2deeef18697bd1d18e459f7acd5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039f42d5943b3586d487b37afa16f8b173e2deeef18697bd1d18e459f7acd5c5", kill_on_drop: false }`
[INFO] [stdout] 039f42d5943b3586d487b37afa16f8b173e2deeef18697bd1d18e459f7acd5c5
[INFO] checking otegal/axum_sample against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fotegal%2Faxum_sample" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/otegal/axum_sample 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/otegal/axum_sample
[INFO] finished tweaking git repo https://github.com/otegal/axum_sample
[INFO] tweaked toml for git repo https://github.com/otegal/axum_sample written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/otegal/axum_sample 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bb4b32ab7d2997151820ffab033ed8b086676bac15c8bdcb6fc8916baa58868d
[INFO] running `Command { std: "docker" "start" "-a" "bb4b32ab7d2997151820ffab033ed8b086676bac15c8bdcb6fc8916baa58868d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb4b32ab7d2997151820ffab033ed8b086676bac15c8bdcb6fc8916baa58868d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4b32ab7d2997151820ffab033ed8b086676bac15c8bdcb6fc8916baa58868d", kill_on_drop: false }`
[INFO] [stdout] bb4b32ab7d2997151820ffab033ed8b086676bac15c8bdcb6fc8916baa58868d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8cbcc685105ed34a0fb7a9ab2fba6a1cd48035cea8c90f107ac76c3e75a7642a
[INFO] running `Command { std: "docker" "start" "-a" "8cbcc685105ed34a0fb7a9ab2fba6a1cd48035cea8c90f107ac76c3e75a7642a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking tokio v1.12.0
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tower-http v0.1.1
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking tower v0.4.9
[INFO] [stderr]     Checking axum v0.2.8
[INFO] [stderr]     Checking axum_sample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.20s
[INFO] running `Command { std: "docker" "inspect" "8cbcc685105ed34a0fb7a9ab2fba6a1cd48035cea8c90f107ac76c3e75a7642a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cbcc685105ed34a0fb7a9ab2fba6a1cd48035cea8c90f107ac76c3e75a7642a", kill_on_drop: false }`
[INFO] [stdout] 8cbcc685105ed34a0fb7a9ab2fba6a1cd48035cea8c90f107ac76c3e75a7642a