[INFO] fetching crate ptree2 1.0.0...
[INFO] checking ptree2-1.0.0 against 47574b82ff3fe9b0a45ff65a4fe189e295ecb748 for pr-160780
[INFO] extracting crate ptree2 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ptree2 1.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ptree2 1.0.0
[INFO] tweaked toml for crates.io crate ptree2 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ptree2 1.0.0 on toolchain 47574b82ff3fe9b0a45ff65a4fe189e295ecb748
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ptree2 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83
[INFO] running `Command { std: "docker" "start" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83" "/opt/rustwide/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83" "/opt/rustwide/cargo-home/bin/cargo" "+47574b82ff3fe9b0a45ff65a4fe189e295ecb748" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/print_config.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |             depth: u32::max_value(),
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `config::Config::merge`: please use 'ConfigBuilder' instead
[INFO] [stdout]    --> src/print_config.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |             settings.merge(config::File::with_name(&p)).ok()?;
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]   --> src/print_config.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |             depth: u32::max_value(),
[INFO] [stdout]    |                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `config::Config::merge`: please use 'ConfigBuilder' instead
[INFO] [stdout]    --> src/print_config.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |             settings.merge(config::File::with_name(f.to_str()?)).ok()?;
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `config::Config::merge`: please use 'ConfigBuilder' instead
[INFO] [stdout]    --> src/print_config.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |             .merge(config::Environment::with_prefix("PTREE").separator("_"))
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `config::Config::merge`: please use 'ConfigBuilder' instead
[INFO] [stdout]    --> src/print_config.rs:108:22
[INFO] [stdout]     |
[INFO] [stdout] 108 |             settings.merge(config::File::with_name(&p)).ok()?;
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `config::Config::merge`: please use 'ConfigBuilder' instead
[INFO] [stdout]    --> src/print_config.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |             settings.merge(config::File::with_name(f.to_str()?)).ok()?;
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `config::Config::merge`: please use 'ConfigBuilder' instead
[INFO] [stdout]    --> src/print_config.rs:115:14
[INFO] [stdout]     |
[INFO] [stdout] 115 |             .merge(config::Environment::with_prefix("PTREE").separator("_"))
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/item.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn children(&self) -> Cow<[Self::Child]>;
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn children(&self) -> Cow<'_, [Self::Child]>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/item.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/graph.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/value.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/value.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/item.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn children(&self) -> Cow<[Self::Child]>;
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn children(&self) -> Cow<'_, [Self::Child]>;
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/item.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/graph.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/value.rs:37:17
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/value.rs:73:17
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> examples/dirtree.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn children(&self) -> Cow<[Self::Child]> {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn children(&self) -> Cow<'_, [Self::Child]> {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.71s
[INFO] running `Command { std: "docker" "inspect" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83", kill_on_drop: false }`
[INFO] [stdout] 5aaf918d8fc70c374465ab07bc7570b6127edf9116fafcd3c7722f481492be83
