[INFO] fetching crate stringstore 0.1.5...
[INFO] building stringstore-0.1.5 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate stringstore 0.1.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate stringstore 0.1.5
[INFO] finished tweaking crates.io crate stringstore 0.1.5
[INFO] tweaked toml for crates.io crate stringstore 0.1.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stringstore 0.1.5 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] crate crates.io crate stringstore 0.1.5 already has a lockfile, it will not be regenerated
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 56ac4e331052070c0fabf60017d7ca1faa967b4d6f5aa93061ab9d85df927361
[INFO] running `Command { std: "docker" "start" "-a" "56ac4e331052070c0fabf60017d7ca1faa967b4d6f5aa93061ab9d85df927361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56ac4e331052070c0fabf60017d7ca1faa967b4d6f5aa93061ab9d85df927361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ac4e331052070c0fabf60017d7ca1faa967b4d6f5aa93061ab9d85df927361", kill_on_drop: false }`
[INFO] [stdout] 56ac4e331052070c0fabf60017d7ca1faa967b4d6f5aa93061ab9d85df927361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ecfb5b2403d37e47d255a36aa992bd7a09e1f02c9d4e77ae4b485bf51b2009a0
[INFO] running `Command { std: "docker" "start" "-a" "ecfb5b2403d37e47d255a36aa992bd7a09e1f02c9d4e77ae4b485bf51b2009a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringstore v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "ecfb5b2403d37e47d255a36aa992bd7a09e1f02c9d4e77ae4b485bf51b2009a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfb5b2403d37e47d255a36aa992bd7a09e1f02c9d4e77ae4b485bf51b2009a0", kill_on_drop: false }`
[INFO] [stdout] ecfb5b2403d37e47d255a36aa992bd7a09e1f02c9d4e77ae4b485bf51b2009a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b336bfe2f26ee4ea072894a3fce7dcbb8b3100002a8672a2fd09b822ee18ffcf
[INFO] running `Command { std: "docker" "start" "-a" "b336bfe2f26ee4ea072894a3fce7dcbb8b3100002a8672a2fd09b822ee18ffcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling stringstore v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b336bfe2f26ee4ea072894a3fce7dcbb8b3100002a8672a2fd09b822ee18ffcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b336bfe2f26ee4ea072894a3fce7dcbb8b3100002a8672a2fd09b822ee18ffcf", kill_on_drop: false }`
[INFO] [stdout] b336bfe2f26ee4ea072894a3fce7dcbb8b3100002a8672a2fd09b822ee18ffcf