[INFO] crate ipv6_rs 0.1.0 is already in cache
[INFO] testing ipv6_rs-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate ipv6_rs 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate ipv6_rs 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipv6_rs 0.1.0
[INFO] finished tweaking crates.io crate ipv6_rs 0.1.0
[INFO] tweaked toml for crates.io crate ipv6_rs 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f776eef0e24a9397984aad68afe774baf88d5a604af9dd7dca32548d9a090f25
[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" "f776eef0e24a9397984aad68afe774baf88d5a604af9dd7dca32548d9a090f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f776eef0e24a9397984aad68afe774baf88d5a604af9dd7dca32548d9a090f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f776eef0e24a9397984aad68afe774baf88d5a604af9dd7dca32548d9a090f25", kill_on_drop: false }`
[INFO] [stdout] f776eef0e24a9397984aad68afe774baf88d5a604af9dd7dca32548d9a090f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a793be176b4d13d4ad9e6e4bbb7b1b31715ec214606920c1c77ad34cad88e9e
[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" "2a793be176b4d13d4ad9e6e4bbb7b1b31715ec214606920c1c77ad34cad88e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipv6_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `addr1` is never read
[INFO] [stdout]   --> src/helper.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 addr1 = addr1.replace(prefix, "");
[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 0.64s
[INFO] running `Command { std: "docker" "inspect" "2a793be176b4d13d4ad9e6e4bbb7b1b31715ec214606920c1c77ad34cad88e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a793be176b4d13d4ad9e6e4bbb7b1b31715ec214606920c1c77ad34cad88e9e", kill_on_drop: false }`
[INFO] [stdout] 2a793be176b4d13d4ad9e6e4bbb7b1b31715ec214606920c1c77ad34cad88e9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159e1c31c63997a65815ce091e57ab7ee719c1bd60a61726a27ae4fc3ccd2936
[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" "159e1c31c63997a65815ce091e57ab7ee719c1bd60a61726a27ae4fc3ccd2936", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: value assigned to `addr1` is never read
[INFO] [stdout]   --> src/helper.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 addr1 = addr1.replace(prefix, "");
[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]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling ipv6_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `addr1` is never read
[INFO] [stdout]   --> src/helper.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 addr1 = addr1.replace(prefix, "");
[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 23.22s
[INFO] running `Command { std: "docker" "inspect" "159e1c31c63997a65815ce091e57ab7ee719c1bd60a61726a27ae4fc3ccd2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159e1c31c63997a65815ce091e57ab7ee719c1bd60a61726a27ae4fc3ccd2936", kill_on_drop: false }`
[INFO] [stdout] 159e1c31c63997a65815ce091e57ab7ee719c1bd60a61726a27ae4fc3ccd2936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9922d859cb2e4891c58dcc9a9755acb6c8dd76cd9abe333e33f7f15ad5d7818
[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" "c9922d859cb2e4891c58dcc9a9755acb6c8dd76cd9abe333e33f7f15ad5d7818", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `addr1` is never read
[INFO] [stderr]   --> src/helper.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 addr1 = addr1.replace(prefix, "");
[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] [stdout] 
[INFO] [stderr] warning: value assigned to `addr1` is never read
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/helper.rs:54:17
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 54 |                 addr1 = addr1.replace(prefix, "");
[INFO] [stdout] 
[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 0.37s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ipv6_rs-11c7394c5d7e4926
[INFO] [stderr]    Doc-tests ipv6_rs
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9922d859cb2e4891c58dcc9a9755acb6c8dd76cd9abe333e33f7f15ad5d7818", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9922d859cb2e4891c58dcc9a9755acb6c8dd76cd9abe333e33f7f15ad5d7818", kill_on_drop: false }`
[INFO] [stdout] c9922d859cb2e4891c58dcc9a9755acb6c8dd76cd9abe333e33f7f15ad5d7818