[INFO] fetching crate esp8266 0.6.0...
[INFO] checking esp8266-0.6.0 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate esp8266 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate esp8266 0.6.0 on toolchain a83f933a9da258cf037e3cab37cd486bfd861a7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esp8266 0.6.0
[INFO] finished tweaking crates.io crate esp8266 0.6.0
[INFO] tweaked toml for crates.io crate esp8266 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "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 28 packages to latest compatible versions
[INFO] [stderr]       Adding enum-as-inner v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding minijinja v0.15.0 (latest: v2.0.1)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.66)
[INFO] [stderr]       Adding xtensa-lx v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding xtensa-lx-rt v0.11.0 (latest: v0.16.0)
[INFO] [stderr]       Adding xtensa-lx-rt-proc-macros v0.1.0 (latest: v0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xtensa-lx-rt-proc-macros v0.1.0
[INFO] [stderr]   Downloaded xtensa-lx v0.7.0
[INFO] [stderr]   Downloaded enum-as-inner v0.4.0
[INFO] [stderr]   Downloaded r0 v1.0.0
[INFO] [stderr]   Downloaded minijinja v0.15.0
[INFO] [stderr]   Downloaded core-isa-parser v0.2.0
[INFO] [stderr]   Downloaded xtensa-lx-rt v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc8ff1e5ebcd364711c5496f86da9038f4d14dfec192f5354b4492b233ea9faf
[INFO] running `Command { std: "docker" "start" "-a" "fc8ff1e5ebcd364711c5496f86da9038f4d14dfec192f5354b4492b233ea9faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc8ff1e5ebcd364711c5496f86da9038f4d14dfec192f5354b4492b233ea9faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc8ff1e5ebcd364711c5496f86da9038f4d14dfec192f5354b4492b233ea9faf", kill_on_drop: false }`
[INFO] [stdout] fc8ff1e5ebcd364711c5496f86da9038f4d14dfec192f5354b4492b233ea9faf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 724309dac0a8309ebddb69337feba8310bd953437203d711b0abc000c5440549
[INFO] running `Command { std: "docker" "start" "-a" "724309dac0a8309ebddb69337feba8310bd953437203d711b0abc000c5440549", kill_on_drop: false }`
[INFO] [stderr]    Compiling xtensa-lx v0.7.0
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling esp8266 v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mutex-trait v0.2.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "724309dac0a8309ebddb69337feba8310bd953437203d711b0abc000c5440549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724309dac0a8309ebddb69337feba8310bd953437203d711b0abc000c5440549", kill_on_drop: false }`
[INFO] [stdout] 724309dac0a8309ebddb69337feba8310bd953437203d711b0abc000c5440549