[INFO] fetching crate dynamecs-analyze 0.0.2...
[INFO] checking dynamecs-analyze-0.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate dynamecs-analyze 0.0.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate dynamecs-analyze 0.0.2 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 dynamecs-analyze 0.0.2
[INFO] finished tweaking crates.io crate dynamecs-analyze 0.0.2
[INFO] tweaked toml for crates.io crate dynamecs-analyze 0.0.2 written to /workspace/builds/worker-1-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 50 packages
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[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 eyre v0.6.12
[INFO] [stderr]   Downloaded escargot v0.5.10
[INFO] [stderr]   Downloaded console v0.15.8
[INFO] [stderr]   Downloaded similar v2.5.0
[INFO] [stderr]   Downloaded insta v1.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 679978523a7e929927a9ca121f1d7910e4f5ab995a1a71dad467c75fac4467ff
[INFO] running `Command { std: "docker" "start" "-a" "679978523a7e929927a9ca121f1d7910e4f5ab995a1a71dad467c75fac4467ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679978523a7e929927a9ca121f1d7910e4f5ab995a1a71dad467c75fac4467ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679978523a7e929927a9ca121f1d7910e4f5ab995a1a71dad467c75fac4467ff", kill_on_drop: false }`
[INFO] [stdout] 679978523a7e929927a9ca121f1d7910e4f5ab995a1a71dad467c75fac4467ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 013a689af60ed9b4c9d264ba6db2480ad16aebc6049f6575400e7f00c30effdd
[INFO] running `Command { std: "docker" "start" "-a" "013a689af60ed9b4c9d264ba6db2480ad16aebc6049f6575400e7f00c30effdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling escargot v0.5.10
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking dynamecs-analyze v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.48s
[INFO] running `Command { std: "docker" "inspect" "013a689af60ed9b4c9d264ba6db2480ad16aebc6049f6575400e7f00c30effdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013a689af60ed9b4c9d264ba6db2480ad16aebc6049f6575400e7f00c30effdd", kill_on_drop: false }`
[INFO] [stdout] 013a689af60ed9b4c9d264ba6db2480ad16aebc6049f6575400e7f00c30effdd
[INFO] checking dynamecs-analyze-0.0.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate dynamecs-analyze 0.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate dynamecs-analyze 0.0.2 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 dynamecs-analyze 0.0.2
[INFO] finished tweaking crates.io crate dynamecs-analyze 0.0.2
[INFO] tweaked toml for crates.io crate dynamecs-analyze 0.0.2 written to /workspace/builds/worker-1-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 50 packages
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0178ac5c285e8ca376697e0e1a01c83a03657ccb0ac36502b388ec481650d85c
[INFO] running `Command { std: "docker" "start" "-a" "0178ac5c285e8ca376697e0e1a01c83a03657ccb0ac36502b388ec481650d85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0178ac5c285e8ca376697e0e1a01c83a03657ccb0ac36502b388ec481650d85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0178ac5c285e8ca376697e0e1a01c83a03657ccb0ac36502b388ec481650d85c", kill_on_drop: false }`
[INFO] [stdout] 0178ac5c285e8ca376697e0e1a01c83a03657ccb0ac36502b388ec481650d85c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cd210e965dbd655c0f9191ad67eedb202942f11888c7f514b15f6eea50a05fd8
[INFO] running `Command { std: "docker" "start" "-a" "cd210e965dbd655c0f9191ad67eedb202942f11888c7f514b15f6eea50a05fd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling escargot v0.5.10
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking insta v1.38.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking dynamecs-analyze v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.67s
[INFO] running `Command { std: "docker" "inspect" "cd210e965dbd655c0f9191ad67eedb202942f11888c7f514b15f6eea50a05fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd210e965dbd655c0f9191ad67eedb202942f11888c7f514b15f6eea50a05fd8", kill_on_drop: false }`
[INFO] [stdout] cd210e965dbd655c0f9191ad67eedb202942f11888c7f514b15f6eea50a05fd8