[INFO] fetching crate strict_encoding 2.7.0-rc.1...
[INFO] checking strict_encoding-2.7.0-rc.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate strict_encoding 2.7.0-rc.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate strict_encoding 2.7.0-rc.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate strict_encoding 2.7.0-rc.1
[INFO] finished tweaking crates.io crate strict_encoding 2.7.0-rc.1
[INFO] tweaked toml for crates.io crate strict_encoding 2.7.0-rc.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 66 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strict_encoding_test v2.7.0-rc.1
[INFO] [stderr]   Downloaded strict_encoding v2.7.0-rc.1
[INFO] [stderr]   Downloaded stringly_conversions v0.1.1
[INFO] [stderr]   Downloaded amplify_syn v2.0.1
[INFO] [stderr]   Downloaded serde_str_helpers v0.1.2
[INFO] [stderr]   Downloaded strict_encoding_derive v2.7.0-rc.1
[INFO] [stderr]   Downloaded amplify_num v0.5.3
[INFO] [stderr]   Downloaded amplify v4.7.0
[INFO] [stderr]   Downloaded amplify_derive v4.0.1
[INFO] [stderr]   Downloaded amplify_apfloat v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8dabab5b488d046adcd973136c99ae7c40ea3baf73f859fa24f96b2fff3deb
[INFO] running `Command { std: "docker" "start" "-a" "7f8dabab5b488d046adcd973136c99ae7c40ea3baf73f859fa24f96b2fff3deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8dabab5b488d046adcd973136c99ae7c40ea3baf73f859fa24f96b2fff3deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8dabab5b488d046adcd973136c99ae7c40ea3baf73f859fa24f96b2fff3deb", kill_on_drop: false }`
[INFO] [stdout] 7f8dabab5b488d046adcd973136c99ae7c40ea3baf73f859fa24f96b2fff3deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b8c59ca1c935f4b71bf77a4d3644b03679a3fac8b820bc7f2ee8e27a76a58b
[INFO] running `Command { std: "docker" "start" "-a" "d2b8c59ca1c935f4b71bf77a4d3644b03679a3fac8b820bc7f2ee8e27a76a58b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking amplify_num v0.5.3
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking amplify_syn v2.0.1
[INFO] [stderr]    Compiling amplify_derive v4.0.1
[INFO] [stderr]    Compiling strict_encoding_derive v2.7.0-rc.1
[INFO] [stderr]     Checking amplify v4.7.0
[INFO] [stderr]     Checking strict_encoding v2.7.0-rc.1
[INFO] [stderr]     Checking strict_encoding v2.7.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking strict_encoding_test v2.7.0-rc.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "d2b8c59ca1c935f4b71bf77a4d3644b03679a3fac8b820bc7f2ee8e27a76a58b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b8c59ca1c935f4b71bf77a4d3644b03679a3fac8b820bc7f2ee8e27a76a58b", kill_on_drop: false }`
[INFO] [stdout] d2b8c59ca1c935f4b71bf77a4d3644b03679a3fac8b820bc7f2ee8e27a76a58b