[INFO] fetching crate bufreaderwriter 0.1.2...
[INFO] checking bufreaderwriter-0.1.2 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate bufreaderwriter 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate bufreaderwriter 0.1.2 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bufreaderwriter 0.1.2
[INFO] finished tweaking crates.io crate bufreaderwriter 0.1.2
[INFO] tweaked toml for crates.io crate bufreaderwriter 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 458c19329792e5dfb8e4c7601416322c871bc5a40eff4e155ba3d8dc2022c9e6
[INFO] running `Command { std: "docker" "start" "-a" "458c19329792e5dfb8e4c7601416322c871bc5a40eff4e155ba3d8dc2022c9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "458c19329792e5dfb8e4c7601416322c871bc5a40eff4e155ba3d8dc2022c9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458c19329792e5dfb8e4c7601416322c871bc5a40eff4e155ba3d8dc2022c9e6", kill_on_drop: false }`
[INFO] [stdout] 458c19329792e5dfb8e4c7601416322c871bc5a40eff4e155ba3d8dc2022c9e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 958a2cc69937401c73e424fefceb1084a7d5c18da9aa60823e4bdab8c62e562a
[INFO] running `Command { std: "docker" "start" "-a" "958a2cc69937401c73e424fefceb1084a7d5c18da9aa60823e4bdab8c62e562a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking bufreaderwriter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "958a2cc69937401c73e424fefceb1084a7d5c18da9aa60823e4bdab8c62e562a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958a2cc69937401c73e424fefceb1084a7d5c18da9aa60823e4bdab8c62e562a", kill_on_drop: false }`
[INFO] [stdout] 958a2cc69937401c73e424fefceb1084a7d5c18da9aa60823e4bdab8c62e562a