[INFO] fetching crate fast-float2 0.2.3...
[INFO] checking fast-float2-0.2.3 against master#43ca9d18e333797f0aa3b525501a7cec8d61a96b for pr-136764
[INFO] extracting crate fast-float2 0.2.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fast-float2 0.2.3 on toolchain 43ca9d18e333797f0aa3b525501a7cec8d61a96b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-float2 0.2.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fast-float2 0.2.3
[INFO] tweaked toml for crates.io crate fast-float2 0.2.3 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" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "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 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e6d3dc86c44dbffbdd4794c46cc581a3afa97b8a9b54df51cedec60fe40543f
[INFO] running `Command { std: "docker" "start" "-a" "7e6d3dc86c44dbffbdd4794c46cc581a3afa97b8a9b54df51cedec60fe40543f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e6d3dc86c44dbffbdd4794c46cc581a3afa97b8a9b54df51cedec60fe40543f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6d3dc86c44dbffbdd4794c46cc581a3afa97b8a9b54df51cedec60fe40543f", kill_on_drop: false }`
[INFO] [stdout] 7e6d3dc86c44dbffbdd4794c46cc581a3afa97b8a9b54df51cedec60fe40543f
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55245f470617911f078da45ea551b47e0c01bcb8dec9238015b8c0850cf28e93
[INFO] running `Command { std: "docker" "start" "-a" "55245f470617911f078da45ea551b47e0c01bcb8dec9238015b8c0850cf28e93", kill_on_drop: false }`
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking ryu v1.0.19
[INFO] [stderr]     Checking fast-float2 v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lexical-util v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking lexical-write-integer v1.0.5
[INFO] [stderr]     Checking lexical-parse-integer v1.0.5
[INFO] [stderr]     Checking lexical-parse-float v1.0.5
[INFO] [stderr]     Checking lexical-write-float v1.0.5
[INFO] [stderr]     Checking lexical-core v1.0.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "55245f470617911f078da45ea551b47e0c01bcb8dec9238015b8c0850cf28e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55245f470617911f078da45ea551b47e0c01bcb8dec9238015b8c0850cf28e93", kill_on_drop: false }`
[INFO] [stdout] 55245f470617911f078da45ea551b47e0c01bcb8dec9238015b8c0850cf28e93