[INFO] cloning repository https://github.com/JuxhinDB/synner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JuxhinDB/synner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuxhinDB%2Fsynner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuxhinDB%2Fsynner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74a070042ca0138f7a43940f480a2c149dd04c30
[INFO] testing JuxhinDB/synner against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJuxhinDB%2Fsynner" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JuxhinDB/synner on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JuxhinDB/synner
[INFO] finished tweaking git repo https://github.com/JuxhinDB/synner
[INFO] tweaked toml for git repo https://github.com/JuxhinDB/synner written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/JuxhinDB/synner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_macros v0.21.0
[INFO] [stderr]   Downloaded ipnetwork v0.15.1
[INFO] [stderr]   Downloaded pnet v0.25.0
[INFO] [stderr]   Downloaded pnet_transport v0.25.0
[INFO] [stderr]   Downloaded pnet_datalink v0.25.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.25.0
[INFO] [stderr]   Downloaded pnet_packet v0.25.0
[INFO] [stderr]   Downloaded pnet_sys v0.25.0
[INFO] [stderr]   Downloaded pnet_base v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] ce9ed22bd6d6e7b667affd3f1c4c65073c86cb370bb575a4e57b4fec2a228ee0
[INFO] running `Command { std: "docker" "start" "-a" "ce9ed22bd6d6e7b667affd3f1c4c65073c86cb370bb575a4e57b4fec2a228ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce9ed22bd6d6e7b667affd3f1c4c65073c86cb370bb575a4e57b4fec2a228ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce9ed22bd6d6e7b667affd3f1c4c65073c86cb370bb575a4e57b4fec2a228ee0", kill_on_drop: false }`
[INFO] [stdout] ce9ed22bd6d6e7b667affd3f1c4c65073c86cb370bb575a4e57b4fec2a228ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bc2a2f7fe9f8cfad87738953c19402b48f0465445b5c654fc8dfee94d74605c
[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" "1bc2a2f7fe9f8cfad87738953c19402b48f0465445b5c654fc8dfee94d74605c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling pnet_base v0.22.0
[INFO] [stderr]    Compiling pnet v0.25.0
[INFO] [stderr]    Compiling pnet_base v0.25.0
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling pnet_sys v0.25.0
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling pnet_macros_support v0.25.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling ipnetwork v0.15.1
[INFO] [stderr]    Compiling pnet_datalink v0.25.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.25.0
[INFO] [stderr]    Compiling pnet_transport v0.25.0
[INFO] [stderr]    Compiling synner v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "1bc2a2f7fe9f8cfad87738953c19402b48f0465445b5c654fc8dfee94d74605c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc2a2f7fe9f8cfad87738953c19402b48f0465445b5c654fc8dfee94d74605c", kill_on_drop: false }`
[INFO] [stdout] 1bc2a2f7fe9f8cfad87738953c19402b48f0465445b5c654fc8dfee94d74605c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4a2f8fad97a1d5a5b71cc40fd5aa381781c86db57a05474b84febc6853ab9da0
[INFO] running `Command { std: "docker" "start" "-a" "4a2f8fad97a1d5a5b71cc40fd5aa381781c86db57a05474b84febc6853ab9da0", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling synner v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "4a2f8fad97a1d5a5b71cc40fd5aa381781c86db57a05474b84febc6853ab9da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a2f8fad97a1d5a5b71cc40fd5aa381781c86db57a05474b84febc6853ab9da0", kill_on_drop: false }`
[INFO] [stdout] 4a2f8fad97a1d5a5b71cc40fd5aa381781c86db57a05474b84febc6853ab9da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8eb21184fc9c711e749a2d1789d7ac73a8bb5a2775b39ad659dab07b0cd96acd
[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" "8eb21184fc9c711e749a2d1789d7ac73a8bb5a2775b39ad659dab07b0cd96acd", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synner-4ba834aa317742f5
[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] [stderr]      Running /opt/rustwide/target/debug/deps/synner-f7406754add767b5
[INFO] [stderr]    Doc-tests synner
[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] [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" "8eb21184fc9c711e749a2d1789d7ac73a8bb5a2775b39ad659dab07b0cd96acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb21184fc9c711e749a2d1789d7ac73a8bb5a2775b39ad659dab07b0cd96acd", kill_on_drop: false }`
[INFO] [stdout] 8eb21184fc9c711e749a2d1789d7ac73a8bb5a2775b39ad659dab07b0cd96acd