[INFO] fetching crate usage-tracker 0.3.1...
[INFO] checking usage-tracker-0.3.1 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate usage-tracker 0.3.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate usage-tracker 0.3.1 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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-12/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a442aaefcad985aff723765731bf53374b66f225f6331cf47a611e87d42cc6d
[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" "6a442aaefcad985aff723765731bf53374b66f225f6331cf47a611e87d42cc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a442aaefcad985aff723765731bf53374b66f225f6331cf47a611e87d42cc6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a442aaefcad985aff723765731bf53374b66f225f6331cf47a611e87d42cc6d", kill_on_drop: false }`
[INFO] [stdout] 6a442aaefcad985aff723765731bf53374b66f225f6331cf47a611e87d42cc6d
[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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad50d8af6702b082cdb356794ba5d0d1ba14f77d05be6ac7f29cfdf9a039ca4b
[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" "ad50d8af6702b082cdb356794ba5d0d1ba14f77d05be6ac7f29cfdf9a039ca4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking users v0.5.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking standard_paths v0.4.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking ron v0.6.0
[INFO] [stderr]     Checking chrono v0.4.11
[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 54.26s
[INFO] running `Command { std: "docker" "inspect" "ad50d8af6702b082cdb356794ba5d0d1ba14f77d05be6ac7f29cfdf9a039ca4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad50d8af6702b082cdb356794ba5d0d1ba14f77d05be6ac7f29cfdf9a039ca4b", kill_on_drop: false }`
[INFO] [stdout] ad50d8af6702b082cdb356794ba5d0d1ba14f77d05be6ac7f29cfdf9a039ca4b