[INFO] fetching crate apple-nvram 0.3.0...
[INFO] checking apple-nvram-0.3.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate apple-nvram 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate apple-nvram 0.3.0
[INFO] finished tweaking crates.io crate apple-nvram 0.3.0
[INFO] tweaked toml for crates.io crate apple-nvram 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate apple-nvram 0.3.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] [stderr]       Adding nix v0.26.4 (available: v0.30.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 157ff9983dd57a4ae9aa9f1b027dffe3ebc9fa823e504f11e2d717b065feab30
[INFO] running `Command { std: "docker" "start" "-a" "157ff9983dd57a4ae9aa9f1b027dffe3ebc9fa823e504f11e2d717b065feab30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "157ff9983dd57a4ae9aa9f1b027dffe3ebc9fa823e504f11e2d717b065feab30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157ff9983dd57a4ae9aa9f1b027dffe3ebc9fa823e504f11e2d717b065feab30", kill_on_drop: false }`
[INFO] [stdout] 157ff9983dd57a4ae9aa9f1b027dffe3ebc9fa823e504f11e2d717b065feab30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d801cf6920dba6a7eb77efe5fb7b88cf239fb2ef4fc6b85191a344389dc58eb
[INFO] running `Command { std: "docker" "start" "-a" "7d801cf6920dba6a7eb77efe5fb7b88cf239fb2ef4fc6b85191a344389dc58eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking apple-nvram v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/v3.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn parse(nvr: &'a [u8]) -> crate::Result<Nvram<'_>> {
[INFO] [stdout]    |                        ^^                              -- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 78 -     pub fn parse(nvr: &'a [u8]) -> crate::Result<Nvram<'_>> {
[INFO] [stdout] 78 +     pub fn parse(nvr: &'a [u8]) -> crate::Result<Nvram<'a>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/v3.rs:300:10
[INFO] [stdout]     |
[INFO] [stdout] 300 |         &'b mut self,
[INFO] [stdout]     |          ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 303 |     ) -> impl Iterator<Item = &mut Variable<'a>>
[INFO] [stdout]     |                               ----------------- the lifetime gets resolved as `'b`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 303 |     ) -> impl Iterator<Item = &'b mut Variable<'a>>
[INFO] [stdout]     |                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/v3.rs:78:24
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn parse(nvr: &'a [u8]) -> crate::Result<Nvram<'_>> {
[INFO] [stdout]    |                        ^^                              -- the lifetime gets resolved as `'a`
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 78 -     pub fn parse(nvr: &'a [u8]) -> crate::Result<Nvram<'_>> {
[INFO] [stdout] 78 +     pub fn parse(nvr: &'a [u8]) -> crate::Result<Nvram<'a>> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/v3.rs:300:10
[INFO] [stdout]     |
[INFO] [stdout] 300 |         &'b mut self,
[INFO] [stdout]     |          ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 303 |     ) -> impl Iterator<Item = &mut Variable<'a>>
[INFO] [stdout]     |                               ----------------- the lifetime gets resolved as `'b`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 303 |     ) -> impl Iterator<Item = &'b mut Variable<'a>>
[INFO] [stdout]     |                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/v3.rs:314:10
[INFO] [stdout]     |
[INFO] [stdout] 314 |         &'b mut self,
[INFO] [stdout]     |          ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 317 |     ) -> impl Iterator<Item = &mut Variable<'a>>
[INFO] [stdout]     |                               ----------------- the lifetime gets resolved as `'b`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 317 |     ) -> impl Iterator<Item = &'b mut Variable<'a>>
[INFO] [stdout]     |                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/v3.rs:314:10
[INFO] [stdout]     |
[INFO] [stdout] 314 |         &'b mut self,
[INFO] [stdout]     |          ^^ this lifetime flows to the output
[INFO] [stdout] ...
[INFO] [stdout] 317 |     ) -> impl Iterator<Item = &mut Variable<'a>>
[INFO] [stdout]     |                               ----------------- the lifetime gets resolved as `'b`
[INFO] [stdout]     |
[INFO] [stdout] help: one option is to consistently use `'b`
[INFO] [stdout]     |
[INFO] [stdout] 317 |     ) -> impl Iterator<Item = &'b mut Variable<'a>>
[INFO] [stdout]     |                                ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "7d801cf6920dba6a7eb77efe5fb7b88cf239fb2ef4fc6b85191a344389dc58eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d801cf6920dba6a7eb77efe5fb7b88cf239fb2ef4fc6b85191a344389dc58eb", kill_on_drop: false }`
[INFO] [stdout] 7d801cf6920dba6a7eb77efe5fb7b88cf239fb2ef4fc6b85191a344389dc58eb