[INFO] fetching crate db-up-codegen 0.2.0...
[INFO] checking db-up-codegen-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate db-up-codegen 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate db-up-codegen 0.2.0 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 db-up-codegen 0.2.0
[INFO] finished tweaking crates.io crate db-up-codegen 0.2.0
[INFO] tweaked toml for crates.io crate db-up-codegen 0.2.0 written to /workspace/builds/worker-4-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 16 packages
[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 db-up-sql-changelog v0.2.0
[INFO] [stderr]   Downloaded serde_yaml v0.9.34+deprecated
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f00cca2340228641dc23877bd7d9a595edaa6def062912ca46a8c7621cd37dbf
[INFO] running `Command { std: "docker" "start" "-a" "f00cca2340228641dc23877bd7d9a595edaa6def062912ca46a8c7621cd37dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f00cca2340228641dc23877bd7d9a595edaa6def062912ca46a8c7621cd37dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f00cca2340228641dc23877bd7d9a595edaa6def062912ca46a8c7621cd37dbf", kill_on_drop: false }`
[INFO] [stdout] f00cca2340228641dc23877bd7d9a595edaa6def062912ca46a8c7621cd37dbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5f39e2eca2c2f2205f938e2aee34d4574e57c0eaddf6229465cf1ec17407276c
[INFO] running `Command { std: "docker" "start" "-a" "5f39e2eca2c2f2205f938e2aee34d4574e57c0eaddf6229465cf1ec17407276c", kill_on_drop: false }`
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking db-up-sql-changelog v0.2.0
[INFO] [stderr]     Checking db-up-codegen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.40s
[INFO] running `Command { std: "docker" "inspect" "5f39e2eca2c2f2205f938e2aee34d4574e57c0eaddf6229465cf1ec17407276c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f39e2eca2c2f2205f938e2aee34d4574e57c0eaddf6229465cf1ec17407276c", kill_on_drop: false }`
[INFO] [stdout] 5f39e2eca2c2f2205f938e2aee34d4574e57c0eaddf6229465cf1ec17407276c
[INFO] checking db-up-codegen-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate db-up-codegen 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate db-up-codegen 0.2.0 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 db-up-codegen 0.2.0
[INFO] finished tweaking crates.io crate db-up-codegen 0.2.0
[INFO] tweaked toml for crates.io crate db-up-codegen 0.2.0 written to /workspace/builds/worker-4-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9d6cec13fd4d97e6ed37673b5ee6e28da2b93070ac435a413b568dffa739632e
[INFO] running `Command { std: "docker" "start" "-a" "9d6cec13fd4d97e6ed37673b5ee6e28da2b93070ac435a413b568dffa739632e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d6cec13fd4d97e6ed37673b5ee6e28da2b93070ac435a413b568dffa739632e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6cec13fd4d97e6ed37673b5ee6e28da2b93070ac435a413b568dffa739632e", kill_on_drop: false }`
[INFO] [stdout] 9d6cec13fd4d97e6ed37673b5ee6e28da2b93070ac435a413b568dffa739632e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cd12c4d699b3b705ea73b0ea094b9fb4468741356344cb6a898d4d63bd0589c4
[INFO] running `Command { std: "docker" "start" "-a" "cd12c4d699b3b705ea73b0ea094b9fb4468741356344cb6a898d4d63bd0589c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking db-up-sql-changelog v0.2.0
[INFO] [stderr]     Checking db-up-codegen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.20s
[INFO] running `Command { std: "docker" "inspect" "cd12c4d699b3b705ea73b0ea094b9fb4468741356344cb6a898d4d63bd0589c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd12c4d699b3b705ea73b0ea094b9fb4468741356344cb6a898d4d63bd0589c4", kill_on_drop: false }`
[INFO] [stdout] cd12c4d699b3b705ea73b0ea094b9fb4468741356344cb6a898d4d63bd0589c4