[INFO] fetching crate vfs-shadow 0.1.0+0.12...
[INFO] building vfs-shadow-0.1.0+0.12 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate vfs-shadow 0.1.0+0.12 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate vfs-shadow 0.1.0+0.12
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate vfs-shadow 0.1.0+0.12
[INFO] tweaked toml for crates.io crate vfs-shadow 0.1.0+0.12 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vfs-shadow 0.1.0+0.12 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 vfs-shadow 0.1.0+0.12 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3a44a5528617a0afa5624ed51d58f17c5458e58d9de4d4db2ca18791168ffc42
[INFO] running `Command { std: "docker" "start" "-a" "3a44a5528617a0afa5624ed51d58f17c5458e58d9de4d4db2ca18791168ffc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a44a5528617a0afa5624ed51d58f17c5458e58d9de4d4db2ca18791168ffc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a44a5528617a0afa5624ed51d58f17c5458e58d9de4d4db2ca18791168ffc42", kill_on_drop: false }`
[INFO] [stdout] 3a44a5528617a0afa5624ed51d58f17c5458e58d9de4d4db2ca18791168ffc42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e8b0d9e1404c808cd340272a7388ffcf488fc27a593d001c2c18ae832e3e1c1e
[INFO] running `Command { std: "docker" "start" "-a" "e8b0d9e1404c808cd340272a7388ffcf488fc27a593d001c2c18ae832e3e1c1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling vfs-shadow v0.1.0+0.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "e8b0d9e1404c808cd340272a7388ffcf488fc27a593d001c2c18ae832e3e1c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b0d9e1404c808cd340272a7388ffcf488fc27a593d001c2c18ae832e3e1c1e", kill_on_drop: false }`
[INFO] [stdout] e8b0d9e1404c808cd340272a7388ffcf488fc27a593d001c2c18ae832e3e1c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d36af4fec83c8b19114ea4228d54c311c81239ee1c38537ffb8944dae1f2eade
[INFO] running `Command { std: "docker" "start" "-a" "d36af4fec83c8b19114ea4228d54c311c81239ee1c38537ffb8944dae1f2eade", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling vfs v0.12.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling vfs-shadow v0.1.0+0.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "d36af4fec83c8b19114ea4228d54c311c81239ee1c38537ffb8944dae1f2eade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36af4fec83c8b19114ea4228d54c311c81239ee1c38537ffb8944dae1f2eade", kill_on_drop: false }`
[INFO] [stdout] d36af4fec83c8b19114ea4228d54c311c81239ee1c38537ffb8944dae1f2eade