[INFO] fetching crate serde-detach 0.0.1...
[INFO] checking serde-detach-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate serde-detach 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate serde-detach 0.0.1 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 serde-detach 0.0.1
[INFO] finished tweaking crates.io crate serde-detach 0.0.1
[INFO] tweaked toml for crates.io crate serde-detach 0.0.1 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 35 packages
[INFO] [stderr]       Adding beef v0.4.4 (latest: v0.5.2)
[INFO] [stderr]       Adding cervine v0.0.2 (latest: v0.0.6)
[INFO] [stderr]       Adding debugless-unwrap v0.0.1 (latest: v0.0.4)
[INFO] [stderr]       Adding enum_properties v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding gnaw v0.0.1 (latest: v0.0.2)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding lazy-transform-str v0.0.1 (latest: v0.0.6)
[INFO] [stderr]       Adding logos v0.11.4 (latest: v0.14.0)
[INFO] [stderr]       Adding logos-derive v0.11.5 (latest: v0.14.0)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding serde_taml v0.0.1 (latest: v0.0.3)
[INFO] [stderr]       Adding smartstring v0.2.10 (latest: v1.0.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding taml v0.0.1 (latest: v0.0.11)
[INFO] [stderr]       Adding try_match v0.2.3 (latest: v0.4.1)
[INFO] [stderr]       Adding try_match_inner v0.3.0 (latest: v0.5.1)
[INFO] [stderr]       Adding wyz v0.2.0 (latest: v0.6.1)
[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 gnaw v0.0.1
[INFO] [stderr]   Downloaded smartstring v0.2.10
[INFO] [stderr]   Downloaded serde-object v0.0.0-alpha.0
[INFO] [stderr]   Downloaded debugless-unwrap v0.0.1
[INFO] [stderr]   Downloaded enum_properties v0.2.1
[INFO] [stderr]   Downloaded serde_taml v0.0.1
[INFO] [stderr]   Downloaded try_match v0.2.3
[INFO] [stderr]   Downloaded taml v0.0.1
[INFO] [stderr]   Downloaded lazy-transform-str v0.0.1
[INFO] [stderr]   Downloaded try_match_inner v0.3.0
[INFO] [stderr]   Downloaded cervine v0.0.2
[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] 71e84635d9b383d7a3f937d22b8e788a6fc2a58cb29140ec452d44fe8ab72c1e
[INFO] running `Command { std: "docker" "start" "-a" "71e84635d9b383d7a3f937d22b8e788a6fc2a58cb29140ec452d44fe8ab72c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71e84635d9b383d7a3f937d22b8e788a6fc2a58cb29140ec452d44fe8ab72c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e84635d9b383d7a3f937d22b8e788a6fc2a58cb29140ec452d44fe8ab72c1e", kill_on_drop: false }`
[INFO] [stdout] 71e84635d9b383d7a3f937d22b8e788a6fc2a58cb29140ec452d44fe8ab72c1e
[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] 773dc75436468b86a819e06cee8bfc5bd39287e64e03cd5efec2bd84d19dd0d1
[INFO] running `Command { std: "docker" "start" "-a" "773dc75436468b86a819e06cee8bfc5bd39287e64e03cd5efec2bd84d19dd0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]     Checking cervine v0.0.2
[INFO] [stderr]     Checking gnaw v0.0.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking smartstring v0.2.10
[INFO] [stderr]     Checking debugless-unwrap v0.0.1
[INFO] [stderr]     Checking enum_properties v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking lazy-transform-str v0.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling try_match_inner v0.3.0
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking try_match v0.2.3
[INFO] [stderr]     Checking logos v0.11.4
[INFO] [stderr]     Checking taml v0.0.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde-object v0.0.0-alpha.0
[INFO] [stderr]     Checking serde_taml v0.0.1
[INFO] [stderr]     Checking serde-detach v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.64s
[INFO] running `Command { std: "docker" "inspect" "773dc75436468b86a819e06cee8bfc5bd39287e64e03cd5efec2bd84d19dd0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773dc75436468b86a819e06cee8bfc5bd39287e64e03cd5efec2bd84d19dd0d1", kill_on_drop: false }`
[INFO] [stdout] 773dc75436468b86a819e06cee8bfc5bd39287e64e03cd5efec2bd84d19dd0d1