[INFO] fetching crate fem_2d 0.2.2...
[INFO] checking fem_2d-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fem_2d 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate fem_2d 0.2.2 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 crates.io crate fem_2d 0.2.2
[INFO] finished tweaking crates.io crate fem_2d 0.2.2
[INFO] tweaked toml for crates.io crate fem_2d 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages
[INFO] [stderr]       Adding nalgebra v0.30.1 (latest: v0.32.5)
[INFO] [stderr]       Adding nalgebra-macros v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding simba v0.7.3 (latest: v0.8.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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 nalgebra-macros v0.1.0
[INFO] [stderr]   Downloaded safe_arch v0.7.1
[INFO] [stderr]   Downloaded wide v0.7.15
[INFO] [stderr]   Downloaded nalgebra v0.30.1
[INFO] [stderr]   Downloaded simba v0.7.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 30515369abe37eaf7db2324bc698e8d4f23a611f2eb7e7036945d661905c811b
[INFO] running `Command { std: "docker" "start" "-a" "30515369abe37eaf7db2324bc698e8d4f23a611f2eb7e7036945d661905c811b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30515369abe37eaf7db2324bc698e8d4f23a611f2eb7e7036945d661905c811b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30515369abe37eaf7db2324bc698e8d4f23a611f2eb7e7036945d661905c811b", kill_on_drop: false }`
[INFO] [stdout] 30515369abe37eaf7db2324bc698e8d4f23a611f2eb7e7036945d661905c811b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b117b7d6c7dcf6eab807d719feb72f041bea3572d5fc7bcccd06dea2127b9bd6
[INFO] running `Command { std: "docker" "start" "-a" "b117b7d6c7dcf6eab807d719feb72f041bea3572d5fc7bcccd06dea2127b9bd6", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking simba v0.7.3
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.30.1
[INFO] [stderr]     Checking fem_2d v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.47s
[INFO] running `Command { std: "docker" "inspect" "b117b7d6c7dcf6eab807d719feb72f041bea3572d5fc7bcccd06dea2127b9bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b117b7d6c7dcf6eab807d719feb72f041bea3572d5fc7bcccd06dea2127b9bd6", kill_on_drop: false }`
[INFO] [stdout] b117b7d6c7dcf6eab807d719feb72f041bea3572d5fc7bcccd06dea2127b9bd6
[INFO] checking fem_2d-0.2.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate fem_2d 0.2.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate fem_2d 0.2.2 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 crates.io crate fem_2d 0.2.2
[INFO] finished tweaking crates.io crate fem_2d 0.2.2
[INFO] tweaked toml for crates.io crate fem_2d 0.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 30 packages
[INFO] [stderr]       Adding nalgebra v0.30.1 (latest: v0.32.5)
[INFO] [stderr]       Adding nalgebra-macros v0.1.0 (latest: v0.2.1)
[INFO] [stderr]       Adding simba v0.7.3 (latest: v0.8.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ccec22fa4b4e0450e0fc3e2aca31649010b3ea4a8a919a5c71e96718dc244d59
[INFO] running `Command { std: "docker" "start" "-a" "ccec22fa4b4e0450e0fc3e2aca31649010b3ea4a8a919a5c71e96718dc244d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccec22fa4b4e0450e0fc3e2aca31649010b3ea4a8a919a5c71e96718dc244d59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccec22fa4b4e0450e0fc3e2aca31649010b3ea4a8a919a5c71e96718dc244d59", kill_on_drop: false }`
[INFO] [stdout] ccec22fa4b4e0450e0fc3e2aca31649010b3ea4a8a919a5c71e96718dc244d59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fdd1fa1093abff7640bb709cbce795d581a305529a99f6ff191457c748cc6509
[INFO] running `Command { std: "docker" "start" "-a" "fdd1fa1093abff7640bb709cbce795d581a305529a99f6ff191457c748cc6509", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking simba v0.7.3
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.30.1
[INFO] [stderr]     Checking fem_2d v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.62s
[INFO] running `Command { std: "docker" "inspect" "fdd1fa1093abff7640bb709cbce795d581a305529a99f6ff191457c748cc6509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdd1fa1093abff7640bb709cbce795d581a305529a99f6ff191457c748cc6509", kill_on_drop: false }`
[INFO] [stdout] fdd1fa1093abff7640bb709cbce795d581a305529a99f6ff191457c748cc6509