[INFO] fetching crate rbenchmark 0.1.0...
[INFO] building rbenchmark-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rbenchmark 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rbenchmark 0.1.0
[INFO] finished tweaking crates.io crate rbenchmark 0.1.0
[INFO] tweaked toml for crates.io crate rbenchmark 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbenchmark 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding byte-unit v4.0.19 (available: v5.1.6)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding sqlite v0.30.5 (available: v0.37.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d44ca607e25dd11da4ecb4c755a3f0988bbadda497a38eeebeef8a785d265d1
[INFO] running `Command { std: "docker" "start" "-a" "2d44ca607e25dd11da4ecb4c755a3f0988bbadda497a38eeebeef8a785d265d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d44ca607e25dd11da4ecb4c755a3f0988bbadda497a38eeebeef8a785d265d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d44ca607e25dd11da4ecb4c755a3f0988bbadda497a38eeebeef8a785d265d1", kill_on_drop: false }`
[INFO] [stdout] 2d44ca607e25dd11da4ecb4c755a3f0988bbadda497a38eeebeef8a785d265d1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b97f1172b4e819ac5adf3fc4894917b942c515c66e474c96cddf82a20fb98e4
[INFO] running `Command { std: "docker" "start" "-a" "8b97f1172b4e819ac5adf3fc4894917b942c515c66e474c96cddf82a20fb98e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling utf8-width v0.1.7
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling lzma-rs v0.3.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling sqlite3-src v0.5.1
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling sqlite3-sys v0.15.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling sqlite v0.30.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling byte-unit v4.0.19
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rbenchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/benchmark_runner.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn run_all(&mut self, mut callback: impl FnMut(Progress) + 'a) -> anyhow::Result<Info> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn run_all(&mut self, mut callback: impl FnMut(Progress) + 'a) -> anyhow::Result<Info<'_>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.23s
[INFO] running `Command { std: "docker" "inspect" "8b97f1172b4e819ac5adf3fc4894917b942c515c66e474c96cddf82a20fb98e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b97f1172b4e819ac5adf3fc4894917b942c515c66e474c96cddf82a20fb98e4", kill_on_drop: false }`
[INFO] [stdout] 8b97f1172b4e819ac5adf3fc4894917b942c515c66e474c96cddf82a20fb98e4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 611960ba486b86da351f61ea572d4c8e0e0f580b8e7e667d1ccba819dc36c1cf
[INFO] running `Command { std: "docker" "start" "-a" "611960ba486b86da351f61ea572d4c8e0e0f580b8e7e667d1ccba819dc36c1cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbenchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/benchmark_runner.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn run_all(&mut self, mut callback: impl FnMut(Progress) + 'a) -> anyhow::Result<Info> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn run_all(&mut self, mut callback: impl FnMut(Progress) + 'a) -> anyhow::Result<Info<'_>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/benchmark_runner.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn run_all(&mut self, mut callback: impl FnMut(Progress) + 'a) -> anyhow::Result<Info> {
[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]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn run_all(&mut self, mut callback: impl FnMut(Progress) + 'a) -> anyhow::Result<Info<'_>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "611960ba486b86da351f61ea572d4c8e0e0f580b8e7e667d1ccba819dc36c1cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611960ba486b86da351f61ea572d4c8e0e0f580b8e7e667d1ccba819dc36c1cf", kill_on_drop: false }`
[INFO] [stdout] 611960ba486b86da351f61ea572d4c8e0e0f580b8e7e667d1ccba819dc36c1cf