[INFO] fetching crate uvm_install_graph 0.3.0...
[INFO] checking uvm_install_graph-0.3.0 against beta for pr-78714
[INFO] extracting crate uvm_install_graph 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate uvm_install_graph 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uvm_install_graph 0.3.0
[INFO] finished tweaking crates.io crate uvm_install_graph 0.3.0
[INFO] tweaked toml for crates.io crate uvm_install_graph 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a7e36c0c8306db1b7f45c08f7aa948049e4b5f74d92f2c6703af45ba0c8f6b4
[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" "7a7e36c0c8306db1b7f45c08f7aa948049e4b5f74d92f2c6703af45ba0c8f6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a7e36c0c8306db1b7f45c08f7aa948049e4b5f74d92f2c6703af45ba0c8f6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7e36c0c8306db1b7f45c08f7aa948049e4b5f74d92f2c6703af45ba0c8f6b4", kill_on_drop: false }`
[INFO] [stdout] 7a7e36c0c8306db1b7f45c08f7aa948049e4b5f74d92f2c6703af45ba0c8f6b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03c8bf23d4db1e5e791b0bf06073fa83805e88bbd68a05e974359aa004632601
[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" "03c8bf23d4db1e5e791b0bf06073fa83805e88bbd68a05e974359aa004632601", kill_on_drop: false }`
[INFO] [stderr]    Compiling plist v0.3.0
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking stringreader v0.1.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking dirs-2 v1.1.0
[INFO] [stderr]     Checking cluFlock v1.2.5
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]    Compiling derive_deref v1.1.1
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking hex-serde v0.1.0
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking serde_ini v0.2.0
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]     Checking uvm_core v0.8.0
[INFO] [stderr]     Checking uvm_install_graph v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Version`
[INFO] [stdout]  --> tests/graph_tests.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | use uvm_core::unity::{Component, Version};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.58s
[INFO] running `Command { std: "docker" "inspect" "03c8bf23d4db1e5e791b0bf06073fa83805e88bbd68a05e974359aa004632601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c8bf23d4db1e5e791b0bf06073fa83805e88bbd68a05e974359aa004632601", kill_on_drop: false }`
[INFO] [stdout] 03c8bf23d4db1e5e791b0bf06073fa83805e88bbd68a05e974359aa004632601