[INFO] cloning repository https://github.com/gleicon/sled_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gleicon/sled_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Fsled_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Fsled_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1edff1073628f5b511e49c3427c5aa15e0552b56
[INFO] checking gleicon/sled_demo against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Fsled_demo" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gleicon/sled_demo 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/gleicon/sled_demo
[INFO] finished tweaking git repo https://github.com/gleicon/sled_demo
[INFO] tweaked toml for git repo https://github.com/gleicon/sled_demo written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gleicon/sled_demo 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 sled v0.34.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b4b7fc703f634a4d65b3bfdddd1425aadbce3bf2d20b29635f40ad9143123716
[INFO] running `Command { std: "docker" "start" "-a" "b4b7fc703f634a4d65b3bfdddd1425aadbce3bf2d20b29635f40ad9143123716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4b7fc703f634a4d65b3bfdddd1425aadbce3bf2d20b29635f40ad9143123716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b7fc703f634a4d65b3bfdddd1425aadbce3bf2d20b29635f40ad9143123716", kill_on_drop: false }`
[INFO] [stdout] b4b7fc703f634a4d65b3bfdddd1425aadbce3bf2d20b29635f40ad9143123716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0f32c1d33f3fa59dd2795f383bdbbf5d364b82c420fc96d796f5ded1ea9fa24d
[INFO] running `Command { std: "docker" "start" "-a" "0f32c1d33f3fa59dd2795f383bdbbf5d364b82c420fc96d796f5ded1ea9fa24d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking sled_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.38s
[INFO] running `Command { std: "docker" "inspect" "0f32c1d33f3fa59dd2795f383bdbbf5d364b82c420fc96d796f5ded1ea9fa24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f32c1d33f3fa59dd2795f383bdbbf5d364b82c420fc96d796f5ded1ea9fa24d", kill_on_drop: false }`
[INFO] [stdout] 0f32c1d33f3fa59dd2795f383bdbbf5d364b82c420fc96d796f5ded1ea9fa24d
[INFO] checking gleicon/sled_demo against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgleicon%2Fsled_demo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gleicon/sled_demo 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/gleicon/sled_demo
[INFO] finished tweaking git repo https://github.com/gleicon/sled_demo
[INFO] tweaked toml for git repo https://github.com/gleicon/sled_demo written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gleicon/sled_demo 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 90323596118a016f13b809aa47fda7700c37e3120ba3ec83c3a364d2bdff0eb3
[INFO] running `Command { std: "docker" "start" "-a" "90323596118a016f13b809aa47fda7700c37e3120ba3ec83c3a364d2bdff0eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90323596118a016f13b809aa47fda7700c37e3120ba3ec83c3a364d2bdff0eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90323596118a016f13b809aa47fda7700c37e3120ba3ec83c3a364d2bdff0eb3", kill_on_drop: false }`
[INFO] [stdout] 90323596118a016f13b809aa47fda7700c37e3120ba3ec83c3a364d2bdff0eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 07dbbfa3e732c668505869ffc2a23c7958713e4ce5920ddd128adf361a4aaa71
[INFO] running `Command { std: "docker" "start" "-a" "07dbbfa3e732c668505869ffc2a23c7958713e4ce5920ddd128adf361a4aaa71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking sled_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.09s
[INFO] running `Command { std: "docker" "inspect" "07dbbfa3e732c668505869ffc2a23c7958713e4ce5920ddd128adf361a4aaa71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07dbbfa3e732c668505869ffc2a23c7958713e4ce5920ddd128adf361a4aaa71", kill_on_drop: false }`
[INFO] [stdout] 07dbbfa3e732c668505869ffc2a23c7958713e4ce5920ddd128adf361a4aaa71