[INFO] fetching crate build-fs-tree 0.3.0...
[INFO] checking build-fs-tree-0.3.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate build-fs-tree 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate build-fs-tree 0.3.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate build-fs-tree 0.3.0
[INFO] finished tweaking crates.io crate build-fs-tree 0.3.0
[INFO] tweaked toml for crates.io crate build-fs-tree 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate build-fs-tree 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipe-trait v0.2.1
[INFO] [stderr]   Downloaded pipe-trait v0.3.2
[INFO] [stderr]   Downloaded text-block-macros v0.1.1
[INFO] [stderr]   Downloaded structopt-utilities v0.0.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b2920ab0252acc2138b9ca6f22a8442e88d2d3ead61a84385af15d36d60e2ee
[INFO] running `Command { std: "docker" "start" "-a" "5b2920ab0252acc2138b9ca6f22a8442e88d2d3ead61a84385af15d36d60e2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b2920ab0252acc2138b9ca6f22a8442e88d2d3ead61a84385af15d36d60e2ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2920ab0252acc2138b9ca6f22a8442e88d2d3ead61a84385af15d36d60e2ee", kill_on_drop: false }`
[INFO] [stdout] 5b2920ab0252acc2138b9ca6f22a8442e88d2d3ead61a84385af15d36d60e2ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07486e3fc72ea13487a499cd9188888b6a390c09993b5e536e02916aa90815e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07486e3fc72ea13487a499cd9188888b6a390c09993b5e536e02916aa90815e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking pipe-trait v0.3.2
[INFO] [stderr]     Checking text-block-macros v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking build-fs-tree v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.16s
[INFO] running `Command { std: "docker" "inspect" "07486e3fc72ea13487a499cd9188888b6a390c09993b5e536e02916aa90815e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07486e3fc72ea13487a499cd9188888b6a390c09993b5e536e02916aa90815e7", kill_on_drop: false }`
[INFO] [stdout] 07486e3fc72ea13487a499cd9188888b6a390c09993b5e536e02916aa90815e7