[INFO] fetching crate ffgen 0.3.5...
[INFO] checking ffgen-0.3.5 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate ffgen 0.3.5 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ffgen 0.3.5
[INFO] finished tweaking crates.io crate ffgen 0.3.5
[INFO] tweaked toml for crates.io crate ffgen 0.3.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ffgen 0.3.5 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ffgen 0.3.5 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63cbe1fbb19ca107414f645248b526c8aa8f2731e859124c9f9f8d7f0e75c6bb
[INFO] running `Command { std: "docker" "start" "-a" "63cbe1fbb19ca107414f645248b526c8aa8f2731e859124c9f9f8d7f0e75c6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63cbe1fbb19ca107414f645248b526c8aa8f2731e859124c9f9f8d7f0e75c6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63cbe1fbb19ca107414f645248b526c8aa8f2731e859124c9f9f8d7f0e75c6bb", kill_on_drop: false }`
[INFO] [stdout] 63cbe1fbb19ca107414f645248b526c8aa8f2731e859124c9f9f8d7f0e75c6bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e62ce1c97827d095957b74ef435c5a5d41df3b718e7400dea5c5c39924ff6988
[INFO] running `Command { std: "docker" "start" "-a" "e62ce1c97827d095957b74ef435c5a5d41df3b718e7400dea5c5c39924ff6988", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling erased-serde v0.3.17
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.0
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking md-5 v0.10.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling clap v3.0.1
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]     Checking clap_complete v3.0.1
[INFO] [stderr]    Compiling ffgen v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking fake v2.4.3
[INFO] [stdout] warning: enum `ListCategory` is never used
[INFO] [stdout]    --> src/cli.rs:137:10
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub enum ListCategory {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/recipe.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 142 |         rng: &'a mut (impl Rng + ?Sized),
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 143 |         group: Option<&str>,
[INFO] [stdout] 144 |     ) -> Result<(Vec<&str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                      ^^^^                   -- the same lifetime is named here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ) -> Result<(Vec<&'a str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/recipe.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 165 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 166 |         rng: &'a mut (impl Rng + ?Sized),
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 167 |         group: Option<&str>,
[INFO] [stdout] 168 |     ) -> Result<(Vec<&str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                      ^^^^                   -- the same lifetime is named here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     ) -> Result<(Vec<&'a str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ListCategory` is never used
[INFO] [stdout]    --> src/cli.rs:137:10
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub enum ListCategory {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/recipe.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 141 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 142 |         rng: &'a mut (impl Rng + ?Sized),
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 143 |         group: Option<&str>,
[INFO] [stdout] 144 |     ) -> Result<(Vec<&str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                      ^^^^                   -- the same lifetime is named here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 144 |     ) -> Result<(Vec<&'a str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/recipe.rs:168:22
[INFO] [stdout]     |
[INFO] [stdout] 165 |         &'a self,
[INFO] [stdout]     |          -- the lifetime is named here
[INFO] [stdout] 166 |         rng: &'a mut (impl Rng + ?Sized),
[INFO] [stdout]     |               -- the lifetime is named here
[INFO] [stdout] 167 |         group: Option<&str>,
[INFO] [stdout] 168 |     ) -> Result<(Vec<&str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                      ^^^^                   -- the same lifetime is named here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the same 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 168 |     ) -> Result<(Vec<&'a str>, impl DataIter + 'a)> {
[INFO] [stdout]     |                       ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.77s
[INFO] running `Command { std: "docker" "inspect" "e62ce1c97827d095957b74ef435c5a5d41df3b718e7400dea5c5c39924ff6988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e62ce1c97827d095957b74ef435c5a5d41df3b718e7400dea5c5c39924ff6988", kill_on_drop: false }`
[INFO] [stdout] e62ce1c97827d095957b74ef435c5a5d41df3b718e7400dea5c5c39924ff6988
