[INFO] cloning repository https://github.com/truelossless/Knot.s
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/truelossless/Knot.s" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftruelossless%2FKnot.s", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftruelossless%2FKnot.s'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72f859bfef477fb3f9e62aca48586cd12e359e51
[INFO] testing truelossless/Knot.s against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftruelossless%2FKnot.s" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/truelossless/Knot.s on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/truelossless/Knot.s
[INFO] finished tweaking git repo https://github.com/truelossless/Knot.s
[INFO] tweaked toml for git repo https://github.com/truelossless/Knot.s written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/truelossless/Knot.s already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da3971119c01cb39c1de1b1f0219a0de3146b3593bce1c7550fe305377bea5d8
[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" "da3971119c01cb39c1de1b1f0219a0de3146b3593bce1c7550fe305377bea5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da3971119c01cb39c1de1b1f0219a0de3146b3593bce1c7550fe305377bea5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da3971119c01cb39c1de1b1f0219a0de3146b3593bce1c7550fe305377bea5d8", kill_on_drop: false }`
[INFO] [stdout] da3971119c01cb39c1de1b1f0219a0de3146b3593bce1c7550fe305377bea5d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 547f3553bb21a62cf8cf8c24aa709ec53976a8ddc19f2a4d21b4335092ea4402
[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" "547f3553bb21a62cf8cf8c24aa709ec53976a8ddc19f2a4d21b4335092ea4402", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling derive_builder v0.8.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling chunked_transfer v1.4.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling nom v6.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.16
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling websocket v0.23.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]    Compiling ureq v0.11.4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling derive_builder_core v0.8.1
[INFO] [stderr]    Compiling gumdrop v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling zip v0.5.11
[INFO] [stderr]    Compiling headless_chrome v0.9.0 (https://github.com/atroche/rust-headless-chrome#1f63d697)
[INFO] [stderr]    Compiling knots v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 48s
[INFO] running `Command { std: "docker" "inspect" "547f3553bb21a62cf8cf8c24aa709ec53976a8ddc19f2a4d21b4335092ea4402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547f3553bb21a62cf8cf8c24aa709ec53976a8ddc19f2a4d21b4335092ea4402", kill_on_drop: false }`
[INFO] [stdout] 547f3553bb21a62cf8cf8c24aa709ec53976a8ddc19f2a4d21b4335092ea4402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "+1.52.1" "test" "--frozen" "--no-run" "--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] f8c388b6f00742b132d300ffd482c6aad90bd303df9a5614ab7a1ffae515413a
[INFO] running `Command { std: "docker" "start" "-a" "f8c388b6f00742b132d300ffd482c6aad90bd303df9a5614ab7a1ffae515413a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling knots v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "f8c388b6f00742b132d300ffd482c6aad90bd303df9a5614ab7a1ffae515413a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c388b6f00742b132d300ffd482c6aad90bd303df9a5614ab7a1ffae515413a", kill_on_drop: false }`
[INFO] [stdout] f8c388b6f00742b132d300ffd482c6aad90bd303df9a5614ab7a1ffae515413a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03971de1b32459633f28d14d3cded78518efbfe60a573527a8304e9660cef752
[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" "03971de1b32459633f28d14d3cded78518efbfe60a573527a8304e9660cef752", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/knots-875009f1cd7a2832)
[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" "03971de1b32459633f28d14d3cded78518efbfe60a573527a8304e9660cef752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03971de1b32459633f28d14d3cded78518efbfe60a573527a8304e9660cef752", kill_on_drop: false }`
[INFO] [stdout] 03971de1b32459633f28d14d3cded78518efbfe60a573527a8304e9660cef752