[INFO] fetching crate xch-ceb 0.5.2...
[INFO] testing xch-ceb-0.5.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate xch-ceb 0.5.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate xch-ceb 0.5.2
[INFO] finished tweaking crates.io crate xch-ceb 0.5.2
[INFO] tweaked toml for crates.io crate xch-ceb 0.5.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xch-ceb 0.5.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded generic-array v0.11.2
[INFO] [stderr]   Downloaded snowflake v1.3.0
[INFO] [stderr]   Downloaded id_tree v1.8.0
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded alga v0.7.2
[INFO] [stderr]   Downloaded nalgebra v0.16.14
[INFO] [stderr]   Downloaded lib_xch v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8511ae1a1bb3e235f792b67221fa38dc0e565571df9a8d71bad8810128e2a2b
[INFO] running `Command { std: "docker" "start" "-a" "c8511ae1a1bb3e235f792b67221fa38dc0e565571df9a8d71bad8810128e2a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8511ae1a1bb3e235f792b67221fa38dc0e565571df9a8d71bad8810128e2a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8511ae1a1bb3e235f792b67221fa38dc0e565571df9a8d71bad8810128e2a2b", kill_on_drop: false }`
[INFO] [stdout] c8511ae1a1bb3e235f792b67221fa38dc0e565571df9a8d71bad8810128e2a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18ab0939909f969be7e44fa7295855f302c30acb8a23755ffc8c3370eeee8777
[INFO] running `Command { std: "docker" "start" "-a" "18ab0939909f969be7e44fa7295855f302c30acb8a23755ffc8c3370eeee8777", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling generic-array v0.11.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling pest_generator v2.8.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling id_tree v1.8.0
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling pest_derive v2.8.3
[INFO] [stderr]    Compiling nalgebra v0.16.14
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling lib_xch v0.13.0
[INFO] [stderr]    Compiling xch-ceb v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.84s
[INFO] running `Command { std: "docker" "inspect" "18ab0939909f969be7e44fa7295855f302c30acb8a23755ffc8c3370eeee8777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ab0939909f969be7e44fa7295855f302c30acb8a23755ffc8c3370eeee8777", kill_on_drop: false }`
[INFO] [stdout] 18ab0939909f969be7e44fa7295855f302c30acb8a23755ffc8c3370eeee8777
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e23c00d64b9c57fbb5f7b33fd4c5d3441283bec83647c45abe6d46178b856d3d
[INFO] running `Command { std: "docker" "start" "-a" "e23c00d64b9c57fbb5f7b33fd4c5d3441283bec83647c45abe6d46178b856d3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling xch-ceb v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "e23c00d64b9c57fbb5f7b33fd4c5d3441283bec83647c45abe6d46178b856d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23c00d64b9c57fbb5f7b33fd4c5d3441283bec83647c45abe6d46178b856d3d", kill_on_drop: false }`
[INFO] [stdout] e23c00d64b9c57fbb5f7b33fd4c5d3441283bec83647c45abe6d46178b856d3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5040e5d03686ff72ce98e8c2504a886de8bfbe964b4ddbd9af474b9f2c59c9b7
[INFO] running `Command { std: "docker" "start" "-a" "5040e5d03686ff72ce98e8c2504a886de8bfbe964b4ddbd9af474b9f2c59c9b7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xch_ceb-580e8827fe193823)
[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" "5040e5d03686ff72ce98e8c2504a886de8bfbe964b4ddbd9af474b9f2c59c9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5040e5d03686ff72ce98e8c2504a886de8bfbe964b4ddbd9af474b9f2c59c9b7", kill_on_drop: false }`
[INFO] [stdout] 5040e5d03686ff72ce98e8c2504a886de8bfbe964b4ddbd9af474b9f2c59c9b7