[INFO] updating cached repository https://github.com/RecursiveG/multi-path-tcp-forwarder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1415290bd0b6161c45f84ccbb88a321eef075854
[INFO] testing RecursiveG/multi-path-tcp-forwarder against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRecursiveG%2Fmulti-path-tcp-forwarder" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RecursiveG/multi-path-tcp-forwarder on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RecursiveG/multi-path-tcp-forwarder
[INFO] finished tweaking git repo https://github.com/RecursiveG/multi-path-tcp-forwarder
[INFO] tweaked toml for git repo https://github.com/RecursiveG/multi-path-tcp-forwarder written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/RecursiveG/multi-path-tcp-forwarder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 364c608557d5ba5bd8f1a0658f128caf763a8747af78ef92493c2fb92781f1f6
[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" "364c608557d5ba5bd8f1a0658f128caf763a8747af78ef92493c2fb92781f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "364c608557d5ba5bd8f1a0658f128caf763a8747af78ef92493c2fb92781f1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "364c608557d5ba5bd8f1a0658f128caf763a8747af78ef92493c2fb92781f1f6", kill_on_drop: false }`
[INFO] [stdout] 364c608557d5ba5bd8f1a0658f128caf763a8747af78ef92493c2fb92781f1f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd21f15cb909ae69a23c7139de779b0321e350fca10bc2f1067ecc335cd41254
[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" "cd21f15cb909ae69a23c7139de779b0321e350fca10bc2f1067ecc335cd41254", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.9
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling r05-multi-path-tcp-forwarder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `next_seq` is never read
[INFO] [stdout]    --> src/main.rs:329:17
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 next_seq += 1;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.88s
[INFO] running `Command { std: "docker" "inspect" "cd21f15cb909ae69a23c7139de779b0321e350fca10bc2f1067ecc335cd41254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd21f15cb909ae69a23c7139de779b0321e350fca10bc2f1067ecc335cd41254", kill_on_drop: false }`
[INFO] [stdout] cd21f15cb909ae69a23c7139de779b0321e350fca10bc2f1067ecc335cd41254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39c7fea6e797ce54383eb72d17f8800cbba641b745419b32917d34190e045a19
[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" "39c7fea6e797ce54383eb72d17f8800cbba641b745419b32917d34190e045a19", kill_on_drop: false }`
[INFO] [stderr]    Compiling r05-multi-path-tcp-forwarder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `next_seq` is never read
[INFO] [stdout]    --> src/main.rs:329:17
[INFO] [stdout]     |
[INFO] [stdout] 329 |                 next_seq += 1;
[INFO] [stdout]     |                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "39c7fea6e797ce54383eb72d17f8800cbba641b745419b32917d34190e045a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c7fea6e797ce54383eb72d17f8800cbba641b745419b32917d34190e045a19", kill_on_drop: false }`
[INFO] [stdout] 39c7fea6e797ce54383eb72d17f8800cbba641b745419b32917d34190e045a19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d6a1e44d36a7651dfe5ff1eaf76abee08770a7e40a1697b69b68751a1ab51a1
[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" "6d6a1e44d36a7651dfe5ff1eaf76abee08770a7e40a1697b69b68751a1ab51a1", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `next_seq` is never read
[INFO] [stderr]    --> src/main.rs:329:17
[INFO] [stderr]     |
[INFO] [stderr] 329 |                 next_seq += 1;
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/r05_multi_path_tcp_forwarder-2fa1f033a5e95e20
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d6a1e44d36a7651dfe5ff1eaf76abee08770a7e40a1697b69b68751a1ab51a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6a1e44d36a7651dfe5ff1eaf76abee08770a7e40a1697b69b68751a1ab51a1", kill_on_drop: false }`
[INFO] [stdout] 6d6a1e44d36a7651dfe5ff1eaf76abee08770a7e40a1697b69b68751a1ab51a1