[INFO] fetching crate umash 0.6.1...
[INFO] building umash-0.6.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate umash 0.6.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate umash 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate umash 0.6.1
[INFO] tweaked toml for crates.io crate umash 0.6.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate umash 0.6.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate umash 0.6.1 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3730cbf183eef6e11799e0db7da38f5bb2423ff7bc3515ceb96d370237c8a2b0
[INFO] running `Command { std: "docker" "start" "-a" "3730cbf183eef6e11799e0db7da38f5bb2423ff7bc3515ceb96d370237c8a2b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3730cbf183eef6e11799e0db7da38f5bb2423ff7bc3515ceb96d370237c8a2b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3730cbf183eef6e11799e0db7da38f5bb2423ff7bc3515ceb96d370237c8a2b0", kill_on_drop: false }`
[INFO] [stdout] 3730cbf183eef6e11799e0db7da38f5bb2423ff7bc3515ceb96d370237c8a2b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e047784f88c4623540bf54972ff3673b5209c4c3b7a1db8b7f16d4627267b74f
[INFO] running `Command { std: "docker" "start" "-a" "e047784f88c4623540bf54972ff3673b5209c4c3b7a1db8b7f16d4627267b74f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.25
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling umash-sys v1.0.0
[INFO] [stderr]    Compiling umash v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:201:19
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[INFO] [stdout]     |                             ^^^^^ the lifetime is elided here           ^^^^^^ the same lifetime is hidden 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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "e047784f88c4623540bf54972ff3673b5209c4c3b7a1db8b7f16d4627267b74f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e047784f88c4623540bf54972ff3673b5209c4c3b7a1db8b7f16d4627267b74f", kill_on_drop: false }`
[INFO] [stdout] e047784f88c4623540bf54972ff3673b5209c4c3b7a1db8b7f16d4627267b74f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4234e6a14a53d5647b2fe42a847daa68197c2423a9df22824afa5ee02f866c7
[INFO] running `Command { std: "docker" "start" "-a" "a4234e6a14a53d5647b2fe42a847daa68197c2423a9df22824afa5ee02f866c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling umash v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:201:19
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[INFO] [stdout]     |                             ^^^^^ the lifetime is elided here           ^^^^^^ the same lifetime is hidden 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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:201:19
[INFO] [stdout]     |
[INFO] [stdout] 201 |     pub fn hasher(&self, seed: u64) -> Hasher {
[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] 201 |     pub fn hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher {
[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] 210 |     pub fn secondary_hasher(&self, seed: u64) -> Hasher<'_> {
[INFO] [stdout]     |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:220:29
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher {
[INFO] [stdout]     |                             ^^^^^ the lifetime is elided here           ^^^^^^ the same lifetime is hidden 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] 220 |     pub fn component_hasher(&self, seed: u64, which: UmashComponent) -> Hasher<'_> {
[INFO] [stdout]     |                                                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:229:26
[INFO] [stdout]     |
[INFO] [stdout] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter {
[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] 229 |     pub fn fingerprinter(&self, seed: u64) -> Fingerprinter<'_> {
[INFO] [stdout]     |                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "a4234e6a14a53d5647b2fe42a847daa68197c2423a9df22824afa5ee02f866c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4234e6a14a53d5647b2fe42a847daa68197c2423a9df22824afa5ee02f866c7", kill_on_drop: false }`
[INFO] [stdout] a4234e6a14a53d5647b2fe42a847daa68197c2423a9df22824afa5ee02f866c7