[INFO] fetching crate uvm-install2 0.5.0...
[INFO] checking uvm-install2-0.5.0 against try#1b0139f5bdae7328e6d232947a8112333bb44eeb for pr-93394
[INFO] extracting crate uvm-install2 0.5.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate uvm-install2 0.5.0 on toolchain 1b0139f5bdae7328e6d232947a8112333bb44eeb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uvm-install2 0.5.0
[INFO] finished tweaking crates.io crate uvm-install2 0.5.0
[INFO] tweaked toml for crates.io crate uvm-install2 0.5.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate crates.io crate uvm-install2 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive_deref v1.1.1
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[INFO] [stderr]   Downloaded hex-serde v0.1.0
[INFO] [stderr]   Downloaded uvm_move_dir v0.1.1
[INFO] [stderr]   Downloaded uvm_install_graph v0.5.0
[INFO] [stderr]   Downloaded cli_core v0.1.0
[INFO] [stderr]   Downloaded uvm_install_core v0.5.0
[INFO] [stderr]   Downloaded dmg v0.1.1
[INFO] [stderr]   Downloaded cluFlock v1.2.5
[INFO] [stderr]   Downloaded uvm_core v0.10.0
[INFO] [stderr]   Downloaded uvm_cli v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b26a26cb214976cd9642d53ff83319c05ef1d22cf3e4726aeb89621b992856fe
[INFO] running `Command { std: "docker" "start" "-a" "b26a26cb214976cd9642d53ff83319c05ef1d22cf3e4726aeb89621b992856fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b26a26cb214976cd9642d53ff83319c05ef1d22cf3e4726aeb89621b992856fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26a26cb214976cd9642d53ff83319c05ef1d22cf3e4726aeb89621b992856fe", kill_on_drop: false }`
[INFO] [stdout] b26a26cb214976cd9642d53ff83319c05ef1d22cf3e4726aeb89621b992856fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1b0139f5bdae7328e6d232947a8112333bb44eeb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b847f80d8ba4077401a891d1ed3529e6d1d0f568474e15fc0d199881813f0bbe
[INFO] running `Command { std: "docker" "start" "-a" "b847f80d8ba4077401a891d1ed3529e6d1d0f568474e15fc0d199881813f0bbe", kill_on_drop: false }`
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[INFO] [stderr]     Checking uvm-install2 v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `env_logger`
[INFO] [stdout]  --> tests/install_tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use env_logger;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> tests/install_tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tempfile`
[INFO] [stdout]  --> tests/install_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tempfile;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test_env_log::test`
[INFO] [stdout]  --> tests/install_tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use test_env_log::test;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Component`, `Installation`, `Version`
[INFO] [stdout]  --> tests/install_tests.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use uvm_core::unity::{Component, Installation, Version};
[INFO] [stdout]   |                       ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Write};
[INFO] [stdout]   |               ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]  --> src/main.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Write};
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.67s
[INFO] running `Command { std: "docker" "inspect" "b847f80d8ba4077401a891d1ed3529e6d1d0f568474e15fc0d199881813f0bbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b847f80d8ba4077401a891d1ed3529e6d1d0f568474e15fc0d199881813f0bbe", kill_on_drop: false }`
[INFO] [stdout] b847f80d8ba4077401a891d1ed3529e6d1d0f568474e15fc0d199881813f0bbe