[INFO] fetching crate xch-ceb 0.5.2...
[INFO] testing xch-ceb-0.5.2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate xch-ceb 0.5.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate xch-ceb 0.5.2 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[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 generic-array v0.11.2
[INFO] [stderr]   Downloaded alga v0.7.2
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded lib_xch v0.13.0
[INFO] [stderr]   Downloaded nalgebra v0.16.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bda0aed309f7e6fb22305fbb2953acb6d3c6bf81c44d653ad1fd32ffd6ad877e
[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" "bda0aed309f7e6fb22305fbb2953acb6d3c6bf81c44d653ad1fd32ffd6ad877e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bda0aed309f7e6fb22305fbb2953acb6d3c6bf81c44d653ad1fd32ffd6ad877e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bda0aed309f7e6fb22305fbb2953acb6d3c6bf81c44d653ad1fd32ffd6ad877e", kill_on_drop: false }`
[INFO] [stdout] bda0aed309f7e6fb22305fbb2953acb6d3c6bf81c44d653ad1fd32ffd6ad877e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5991fc32f484848559e067d5f7a9c6dcbf1ddd2221b419ee47b04c98d88b8f89
[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" "5991fc32f484848559e067d5f7a9c6dcbf1ddd2221b419ee47b04c98d88b8f89", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling generic-array v0.11.2
[INFO] [stderr]    Compiling id_tree v1.8.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling object v0.25.2
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.7.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling nalgebra v0.16.14
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[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 [unoptimized + debuginfo] target(s) in 52.62s
[INFO] running `Command { std: "docker" "inspect" "5991fc32f484848559e067d5f7a9c6dcbf1ddd2221b419ee47b04c98d88b8f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5991fc32f484848559e067d5f7a9c6dcbf1ddd2221b419ee47b04c98d88b8f89", kill_on_drop: false }`
[INFO] [stdout] 5991fc32f484848559e067d5f7a9c6dcbf1ddd2221b419ee47b04c98d88b8f89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8875877ea4179f0d6eb9bd24212b2a09fa21a98fad5388f44570735304a1586b
[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" "8875877ea4179f0d6eb9bd24212b2a09fa21a98fad5388f44570735304a1586b", kill_on_drop: false }`
[INFO] [stderr]    Compiling xch-ceb v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "8875877ea4179f0d6eb9bd24212b2a09fa21a98fad5388f44570735304a1586b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8875877ea4179f0d6eb9bd24212b2a09fa21a98fad5388f44570735304a1586b", kill_on_drop: false }`
[INFO] [stdout] 8875877ea4179f0d6eb9bd24212b2a09fa21a98fad5388f44570735304a1586b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 72049b58be48706d64364930bf4df0c2e0db25073c6959a7125b34d2c7b429dc
[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" "72049b58be48706d64364930bf4df0c2e0db25073c6959a7125b34d2c7b429dc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xch_ceb-7c45334730e54261)
[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" "72049b58be48706d64364930bf4df0c2e0db25073c6959a7125b34d2c7b429dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72049b58be48706d64364930bf4df0c2e0db25073c6959a7125b34d2c7b429dc", kill_on_drop: false }`
[INFO] [stdout] 72049b58be48706d64364930bf4df0c2e0db25073c6959a7125b34d2c7b429dc