[INFO] fetching crate vapor_archive 0.1.0...
[INFO] building vapor_archive-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate vapor_archive 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate vapor_archive 0.1.0
[INFO] finished tweaking crates.io crate vapor_archive 0.1.0
[INFO] tweaked toml for crates.io crate vapor_archive 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vapor_archive 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding blake2 v0.8.1 (available: v0.10.6)
[INFO] [stderr]       Adding zstd v0.5.4+zstd.1.4.7 (available: v0.13.3)
[INFO] [stderr]       Adding zstd-sys v1.4.18+zstd.1.4.7 (available: v1.6.3+zstd.1.5.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 741ccbdb136ea728c3395f3a9c9e454fbe57f236101867351d580e931530bf0b
[INFO] running `Command { std: "docker" "start" "-a" "741ccbdb136ea728c3395f3a9c9e454fbe57f236101867351d580e931530bf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "741ccbdb136ea728c3395f3a9c9e454fbe57f236101867351d580e931530bf0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741ccbdb136ea728c3395f3a9c9e454fbe57f236101867351d580e931530bf0b", kill_on_drop: false }`
[INFO] [stdout] 741ccbdb136ea728c3395f3a9c9e454fbe57f236101867351d580e931530bf0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c875067ca0a9ddd2926dc61653e72d49734c599841b32d0d44a7123b5ff77b5
[INFO] running `Command { std: "docker" "start" "-a" "6c875067ca0a9ddd2926dc61653e72d49734c599841b32d0d44a7123b5ff77b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]    Compiling vapor_archive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.39s
[INFO] running `Command { std: "docker" "inspect" "6c875067ca0a9ddd2926dc61653e72d49734c599841b32d0d44a7123b5ff77b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c875067ca0a9ddd2926dc61653e72d49734c599841b32d0d44a7123b5ff77b5", kill_on_drop: false }`
[INFO] [stdout] 6c875067ca0a9ddd2926dc61653e72d49734c599841b32d0d44a7123b5ff77b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6be14c0bf6cb974795e8c34dbf9ba37a8c95f0e874da714cdff1a20e35625a96
[INFO] running `Command { std: "docker" "start" "-a" "6be14c0bf6cb974795e8c34dbf9ba37a8c95f0e874da714cdff1a20e35625a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling vapor_archive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Blake2s`
[INFO] [stdout]  --> tests/write.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         Blake2s,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Read` and `Write`
[INFO] [stdout]   --> tests/write.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         Read,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |         Write
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Digest`
[INFO] [stdout]  --> tests/write.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Digest
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "6be14c0bf6cb974795e8c34dbf9ba37a8c95f0e874da714cdff1a20e35625a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be14c0bf6cb974795e8c34dbf9ba37a8c95f0e874da714cdff1a20e35625a96", kill_on_drop: false }`
[INFO] [stdout] 6be14c0bf6cb974795e8c34dbf9ba37a8c95f0e874da714cdff1a20e35625a96