[INFO] fetching crate picostd 0.0.0...
[INFO] building picostd-0.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate picostd 0.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate picostd 0.0.0
[INFO] finished tweaking crates.io crate picostd 0.0.0
[INFO] tweaked toml for crates.io crate picostd 0.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate picostd 0.0.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26ddda4aaa85bf3fb40793fce5ac99dd1f4610861cc93f0cac493824741ad9f9
[INFO] running `Command { std: "docker" "start" "-a" "26ddda4aaa85bf3fb40793fce5ac99dd1f4610861cc93f0cac493824741ad9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ddda4aaa85bf3fb40793fce5ac99dd1f4610861cc93f0cac493824741ad9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ddda4aaa85bf3fb40793fce5ac99dd1f4610861cc93f0cac493824741ad9f9", kill_on_drop: false }`
[INFO] [stdout] 26ddda4aaa85bf3fb40793fce5ac99dd1f4610861cc93f0cac493824741ad9f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2812d5b581062282fe3ede5803655e6cf0791b4d2716aa7c799fbeba3a0b6ce
[INFO] running `Command { std: "docker" "start" "-a" "f2812d5b581062282fe3ede5803655e6cf0791b4d2716aa7c799fbeba3a0b6ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling picostd v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "f2812d5b581062282fe3ede5803655e6cf0791b4d2716aa7c799fbeba3a0b6ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2812d5b581062282fe3ede5803655e6cf0791b4d2716aa7c799fbeba3a0b6ce", kill_on_drop: false }`
[INFO] [stdout] f2812d5b581062282fe3ede5803655e6cf0791b4d2716aa7c799fbeba3a0b6ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cf91f80d65cafea4edb9757ab4b92039b50706e1fbd0d968802cf5a1cfc6ab5
[INFO] running `Command { std: "docker" "start" "-a" "6cf91f80d65cafea4edb9757ab4b92039b50706e1fbd0d968802cf5a1cfc6ab5", kill_on_drop: false }`
[INFO] [stderr]    Compiling picostd v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "6cf91f80d65cafea4edb9757ab4b92039b50706e1fbd0d968802cf5a1cfc6ab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf91f80d65cafea4edb9757ab4b92039b50706e1fbd0d968802cf5a1cfc6ab5", kill_on_drop: false }`
[INFO] [stdout] 6cf91f80d65cafea4edb9757ab4b92039b50706e1fbd0d968802cf5a1cfc6ab5