[INFO] fetching crate numsep 0.1.12...
[INFO] checking numsep-0.1.12 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate numsep 0.1.12 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate numsep 0.1.12
[INFO] finished tweaking crates.io crate numsep 0.1.12
[INFO] tweaked toml for crates.io crate numsep 0.1.12 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate numsep 0.1.12 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding slicestring v0.1.3 (available: v0.3.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c3b01e53143deeb2e9ea0f9d08155640f0cab4db65bd7891b122a3d495f0910
[INFO] running `Command { std: "docker" "start" "-a" "7c3b01e53143deeb2e9ea0f9d08155640f0cab4db65bd7891b122a3d495f0910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c3b01e53143deeb2e9ea0f9d08155640f0cab4db65bd7891b122a3d495f0910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c3b01e53143deeb2e9ea0f9d08155640f0cab4db65bd7891b122a3d495f0910", kill_on_drop: false }`
[INFO] [stdout] 7c3b01e53143deeb2e9ea0f9d08155640f0cab4db65bd7891b122a3d495f0910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa45428fcce7555ea1b5c5dc9fa3ca9816f18adf49215cfa1db42c965eb52597
[INFO] running `Command { std: "docker" "start" "-a" "aa45428fcce7555ea1b5c5dc9fa3ca9816f18adf49215cfa1db42c965eb52597", kill_on_drop: false }`
[INFO] [stderr]     Checking slicestring v0.1.3
[INFO] [stderr]     Checking numsep v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:82:38
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn set_separator(self, sep: &'a str) -> Scheme {
[INFO] [stdout]    |                                      ^^         ------ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is named 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] 82 |     pub fn set_separator(self, sep: &'a str) -> Scheme<'a> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:88:34
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn set_radix(self, com: &'a str) -> Scheme {
[INFO] [stdout]    |                                  ^^         ------ the same lifetime is hidden here
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  the lifetime is named 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] 88 |     pub fn set_radix(self, com: &'a str) -> Scheme<'a> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:82:38
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn set_separator(self, sep: &'a str) -> Scheme {
[INFO] [stdout]    |                                      ^^         ------ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is named 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] 82 |     pub fn set_separator(self, sep: &'a str) -> Scheme<'a> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:88:34
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn set_radix(self, com: &'a str) -> Scheme {
[INFO] [stdout]    |                                  ^^         ------ the same lifetime is hidden here
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  the lifetime is named 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] 88 |     pub fn set_radix(self, com: &'a str) -> Scheme<'a> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "aa45428fcce7555ea1b5c5dc9fa3ca9816f18adf49215cfa1db42c965eb52597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa45428fcce7555ea1b5c5dc9fa3ca9816f18adf49215cfa1db42c965eb52597", kill_on_drop: false }`
[INFO] [stdout] aa45428fcce7555ea1b5c5dc9fa3ca9816f18adf49215cfa1db42c965eb52597