[INFO] fetching crate rexl 0.0.3...
[INFO] building rexl-0.0.3 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate rexl 0.0.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rexl 0.0.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rexl 0.0.3
[INFO] finished tweaking crates.io crate rexl 0.0.3
[INFO] tweaked toml for crates.io crate rexl 0.0.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c9c5102b2269acf89488a124e721180f797aa63f0daa8c3004a37b40f91bc35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1c9c5102b2269acf89488a124e721180f797aa63f0daa8c3004a37b40f91bc35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c9c5102b2269acf89488a124e721180f797aa63f0daa8c3004a37b40f91bc35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9c5102b2269acf89488a124e721180f797aa63f0daa8c3004a37b40f91bc35", kill_on_drop: false }`
[INFO] [stdout] 1c9c5102b2269acf89488a124e721180f797aa63f0daa8c3004a37b40f91bc35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a201b300414ce2bf68a2991dbdd33986f2ebbe022b2d0cbc42cfa6b4c3e25cf
[INFO] running `Command { std: "docker" "start" "-a" "8a201b300414ce2bf68a2991dbdd33986f2ebbe022b2d0cbc42cfa6b4c3e25cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rexl v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/time/time_it.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 &mut ts.push(t);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let _ = &mut ts.push(t);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (62a90e705b745bb6, 25b3b3b8618a6b29), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (1681eb5c003cc636, 54685087d26859dc), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (a1d1575c32c37f34, cb2f4aa362f977a2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (f6e5f744d9a2f732, bb90661262f621c2), 16, 16
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "8a201b300414ce2bf68a2991dbdd33986f2ebbe022b2d0cbc42cfa6b4c3e25cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a201b300414ce2bf68a2991dbdd33986f2ebbe022b2d0cbc42cfa6b4c3e25cf", kill_on_drop: false }`
[INFO] [stdout] 8a201b300414ce2bf68a2991dbdd33986f2ebbe022b2d0cbc42cfa6b4c3e25cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a72a4d8ae609d1fea75d4636970aba3ad89b4618f2875a77975d776d54149bca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a72a4d8ae609d1fea75d4636970aba3ad89b4618f2875a77975d776d54149bca", kill_on_drop: false }`
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/time/time_it.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 &mut ts.push(t);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let _ = &mut ts.push(t);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (62a90e705b745bb6, 25b3b3b8618a6b29), 16, 24
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (1681eb5c003cc636, 54685087d26859dc), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (a1d1575c32c37f34, cb2f4aa362f977a2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: rexl, (f6e5f744d9a2f732, bb90661262f621c2), 16, 16
[INFO] [stderr]    Compiling rexl v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: lib, (752c2da5c59cc5e4, 3db0b2208511bd3a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (2d6995d90e565da0, 83bc12aa45d6f1e3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (d5134f4d5bcc4a8f, 1f825e12f9cf1b50), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (8ad42448ad719078, 33cac8d49fcce756), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (aca9d8ad9e7104ae, af80e9eb36aeb502), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (6b15facdd3437bf7, f1db3d68c119939b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (5092595e4b0ab070, 1aa8e5798c4b7414), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (3886fa441322f355, b4007e3a0dbf6104), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (355dd3428b44f729, 3f54a4c6066165a1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (dee34b7762a5ae5e, 55b46038455ef916), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (9d8c8d1d38a58ee7, 8fd2b3c580249db2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (6c10b670a7523976, eb895eaa4db7d4dc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (6c10b670a7523976, eb895eaa4db7d4dc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (6c10b670a7523976, eb895eaa4db7d4dc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (31d47d23f1d7044f, de6ded3b09a20bd1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (31d47d23f1d7044f, de6ded3b09a20bd1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (31d47d23f1d7044f, de6ded3b09a20bd1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (ca68be6e410d6f33, 8bed9d9b6e4f15be), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (e717625b5d5f74a9, 3a67ed0e58fdd431), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (210c8ce548d2bfd8, eaacab705294c713), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (dabbc28b767bb3ed, 1b869eed9d2b0f53), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: lib, (446e860620f65922, 392922e493f346c3), 0, 0
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/time/time_it.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 &mut ts.push(t);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let _ = &mut ts.push(t);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "a72a4d8ae609d1fea75d4636970aba3ad89b4618f2875a77975d776d54149bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72a4d8ae609d1fea75d4636970aba3ad89b4618f2875a77975d776d54149bca", kill_on_drop: false }`
[INFO] [stdout] a72a4d8ae609d1fea75d4636970aba3ad89b4618f2875a77975d776d54149bca