[INFO] cloning repository https://github.com/taaaaakahiro/rust-graphql
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taaaaakahiro/rust-graphql" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaaaaakahiro%2Frust-graphql", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaaaaakahiro%2Frust-graphql'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1368e93c39c2367ab5bc5e97cabff3103718f2de
[INFO] checking taaaaakahiro/rust-graphql against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaaaaakahiro%2Frust-graphql" "/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/taaaaakahiro/rust-graphql 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/taaaaakahiro/rust-graphql
[INFO] finished tweaking git repo https://github.com/taaaaakahiro/rust-graphql
[INFO] tweaked toml for git repo https://github.com/taaaaakahiro/rust-graphql written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/taaaaakahiro/rust-graphql 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 juniper v0.15.12
[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] 4eb0b2783401a8f3fc74130c565f2f58bdc0557a66f0241027ded832405eb6c3
[INFO] running `Command { std: "docker" "start" "-a" "4eb0b2783401a8f3fc74130c565f2f58bdc0557a66f0241027ded832405eb6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb0b2783401a8f3fc74130c565f2f58bdc0557a66f0241027ded832405eb6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb0b2783401a8f3fc74130c565f2f58bdc0557a66f0241027ded832405eb6c3", kill_on_drop: false }`
[INFO] [stdout] 4eb0b2783401a8f3fc74130c565f2f58bdc0557a66f0241027ded832405eb6c3
[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] 158ee4184270b7233efab434ba2672fb4bb648b5158668590d021486bad52c80
[INFO] running `Command { std: "docker" "start" "-a" "158ee4184270b7233efab434ba2672fb4bb648b5158668590d021486bad52c80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking indexmap v2.2.1
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-enum v0.1.17
[INFO] [stderr]    Compiling juniper_codegen v0.15.9
[INFO] [stderr]     Checking graphql-parser v0.3.0
[INFO] [stderr]     Checking bson v1.2.4
[INFO] [stderr]     Checking juniper v0.15.12
[INFO] [stderr]     Checking rust-graphql-juniper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.46s
[INFO] running `Command { std: "docker" "inspect" "158ee4184270b7233efab434ba2672fb4bb648b5158668590d021486bad52c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158ee4184270b7233efab434ba2672fb4bb648b5158668590d021486bad52c80", kill_on_drop: false }`
[INFO] [stdout] 158ee4184270b7233efab434ba2672fb4bb648b5158668590d021486bad52c80
[INFO] checking taaaaakahiro/rust-graphql against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaaaaakahiro%2Frust-graphql" "/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/taaaaakahiro/rust-graphql 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/taaaaakahiro/rust-graphql
[INFO] finished tweaking git repo https://github.com/taaaaakahiro/rust-graphql
[INFO] tweaked toml for git repo https://github.com/taaaaakahiro/rust-graphql written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/taaaaakahiro/rust-graphql 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] bd32ee9c14af34671167e59846c2612f3d5c3029b5cf2056124693e322f21b98
[INFO] running `Command { std: "docker" "start" "-a" "bd32ee9c14af34671167e59846c2612f3d5c3029b5cf2056124693e322f21b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd32ee9c14af34671167e59846c2612f3d5c3029b5cf2056124693e322f21b98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd32ee9c14af34671167e59846c2612f3d5c3029b5cf2056124693e322f21b98", kill_on_drop: false }`
[INFO] [stdout] bd32ee9c14af34671167e59846c2612f3d5c3029b5cf2056124693e322f21b98
[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] 83f2e07d1d3fe2355efcdbc9f9409530a0476db595f952fd5e3fe569db6b426a
[INFO] running `Command { std: "docker" "start" "-a" "83f2e07d1d3fe2355efcdbc9f9409530a0476db595f952fd5e3fe569db6b426a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking indexmap v2.2.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling juniper_codegen v0.15.9
[INFO] [stderr]    Compiling futures-enum v0.1.17
[INFO] [stderr]     Checking graphql-parser v0.3.0
[INFO] [stderr]     Checking bson v1.2.4
[INFO] [stderr]     Checking juniper v0.15.12
[INFO] [stderr]     Checking rust-graphql-juniper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.26s
[INFO] running `Command { std: "docker" "inspect" "83f2e07d1d3fe2355efcdbc9f9409530a0476db595f952fd5e3fe569db6b426a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f2e07d1d3fe2355efcdbc9f9409530a0476db595f952fd5e3fe569db6b426a", kill_on_drop: false }`
[INFO] [stdout] 83f2e07d1d3fe2355efcdbc9f9409530a0476db595f952fd5e3fe569db6b426a