[INFO] fetching crate usage-tracker 0.3.1...
[INFO] checking usage-tracker-0.3.1 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate usage-tracker 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate usage-tracker 0.3.1 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate usage-tracker 0.3.1
[INFO] finished tweaking crates.io crate usage-tracker 0.3.1
[INFO] tweaked toml for crates.io crate usage-tracker 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate usage-tracker 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.19
[INFO] [stderr]   Downloaded human-panic v1.0.3
[INFO] [stderr]   Downloaded serde v1.0.111
[INFO] [stderr]   Downloaded base64 v0.12.1
[INFO] [stderr]   Downloaded serde_derive v1.0.111
[INFO] [stderr]   Downloaded thiserror-impl v1.0.19
[INFO] [stderr]   Downloaded addr2line v0.12.1
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded ron v0.6.0
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded users v0.5.3
[INFO] [stderr]   Downloaded standard_paths v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9731b2c0a6f67caab5f2e419b6e4d7c304537344fcec34c7a1fe6c3a95b840e
[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" "b9731b2c0a6f67caab5f2e419b6e4d7c304537344fcec34c7a1fe6c3a95b840e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9731b2c0a6f67caab5f2e419b6e4d7c304537344fcec34c7a1fe6c3a95b840e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9731b2c0a6f67caab5f2e419b6e4d7c304537344fcec34c7a1fe6c3a95b840e", kill_on_drop: false }`
[INFO] [stdout] b9731b2c0a6f67caab5f2e419b6e4d7c304537344fcec34c7a1fe6c3a95b840e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0417a5014b036f3f39916a7908d79c0b80443a078bdfe9332c9cce951c49a9d
[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" "f0417a5014b036f3f39916a7908d79c0b80443a078bdfe9332c9cce951c49a9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]     Checking users v0.5.3
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking standard_paths v0.4.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking ron v0.6.0
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking usage-tracker v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `usage_tracker::UsageInformation::load_usage_information_from_ron_file`: please only use this function if you have to load files from v0.1
[INFO] [stdout]    --> src/main.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |             false => UsageInformation::load_usage_information_from_ron_file(file).context(format!(
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `usage_tracker::UsageInformation::load_usage_information_from_ron_file`: please only use this function if you have to load files from v0.1
[INFO] [stdout]    --> src/main.rs:307:22
[INFO] [stdout]     |
[INFO] [stdout] 307 |             false => UsageInformation::load_usage_information_from_ron_file(file).context(format!(
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` 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 43.76s
[INFO] running `Command { std: "docker" "inspect" "f0417a5014b036f3f39916a7908d79c0b80443a078bdfe9332c9cce951c49a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0417a5014b036f3f39916a7908d79c0b80443a078bdfe9332c9cce951c49a9d", kill_on_drop: false }`
[INFO] [stdout] f0417a5014b036f3f39916a7908d79c0b80443a078bdfe9332c9cce951c49a9d