[INFO] fetching crate lqr 0.1.0...
[INFO] testing lqr-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate lqr 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lqr 0.1.0
[INFO] finished tweaking crates.io crate lqr 0.1.0
[INFO] tweaked toml for crates.io crate lqr 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lqr 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lqr 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9509b3bace1f7466d21754b35722cb797ff8553f35342f002be342663197a610
[INFO] running `Command { std: "docker" "start" "-a" "9509b3bace1f7466d21754b35722cb797ff8553f35342f002be342663197a610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9509b3bace1f7466d21754b35722cb797ff8553f35342f002be342663197a610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9509b3bace1f7466d21754b35722cb797ff8553f35342f002be342663197a610", kill_on_drop: false }`
[INFO] [stdout] 9509b3bace1f7466d21754b35722cb797ff8553f35342f002be342663197a610
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51d5f9bd9e7f294f7e8cce432ebd1cef736b1c534e9841975fc45b329280e051
[INFO] running `Command { std: "docker" "start" "-a" "51d5f9bd9e7f294f7e8cce432ebd1cef736b1c534e9841975fc45b329280e051", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling bytemuck v1.7.3
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling wide v0.7.4
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling simba v0.7.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling nalgebra v0.30.1
[INFO] [stderr]    Compiling lqr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.31s
[INFO] running `Command { std: "docker" "inspect" "51d5f9bd9e7f294f7e8cce432ebd1cef736b1c534e9841975fc45b329280e051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d5f9bd9e7f294f7e8cce432ebd1cef736b1c534e9841975fc45b329280e051", kill_on_drop: false }`
[INFO] [stdout] 51d5f9bd9e7f294f7e8cce432ebd1cef736b1c534e9841975fc45b329280e051
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4d4885c51a0be9944ec20ac2352bb00cb694c0adee1db28c6faed0c08437f62
[INFO] running `Command { std: "docker" "start" "-a" "b4d4885c51a0be9944ec20ac2352bb00cb694c0adee1db28c6faed0c08437f62", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling simba v0.7.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling nalgebra v0.30.1
[INFO] [stderr]    Compiling lqr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `Command { std: "docker" "inspect" "b4d4885c51a0be9944ec20ac2352bb00cb694c0adee1db28c6faed0c08437f62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d4885c51a0be9944ec20ac2352bb00cb694c0adee1db28c6faed0c08437f62", kill_on_drop: false }`
[INFO] [stdout] b4d4885c51a0be9944ec20ac2352bb00cb694c0adee1db28c6faed0c08437f62
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fae90a486a5277212f2ccaabe62ec2528030578e37558d2ddc7396730cf3d684
[INFO] running `Command { std: "docker" "start" "-a" "fae90a486a5277212f2ccaabe62ec2528030578e37558d2ddc7396730cf3d684", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lqr-c96345d15c1b7127)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-5e28c9cbf0c86302)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test compute_target_2 ... ok
[INFO] [stdout] test compute_target_1 ... ok
[INFO] [stdout] test compute_target_3 ... ok
[INFO] [stdout] test index_search_after_path ... ok
[INFO] [stdout] test index_search_before_path ... ok
[INFO] [stdout] test compute_target_4 ... ok
[INFO] [stdout] test lqr_optimization ... ok
[INFO] [stdout] test index_search ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lqr
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fae90a486a5277212f2ccaabe62ec2528030578e37558d2ddc7396730cf3d684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae90a486a5277212f2ccaabe62ec2528030578e37558d2ddc7396730cf3d684", kill_on_drop: false }`
[INFO] [stdout] fae90a486a5277212f2ccaabe62ec2528030578e37558d2ddc7396730cf3d684