[INFO] updating cached repository https://github.com/KKatsuaki/Mersenne-Twister-in-Rust
[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] 76ed608f4706b1c41233b6326e700f87e0c515ad
[INFO] testing KKatsuaki/Mersenne-Twister-in-Rust 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%2FKKatsuaki%2FMersenne-Twister-in-Rust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KKatsuaki/Mersenne-Twister-in-Rust 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/KKatsuaki/Mersenne-Twister-in-Rust
[INFO] finished tweaking git repo https://github.com/KKatsuaki/Mersenne-Twister-in-Rust
[INFO] tweaked toml for git repo https://github.com/KKatsuaki/Mersenne-Twister-in-Rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/KKatsuaki/Mersenne-Twister-in-Rust 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 189c609607f9589d012ea7e7d0f13d26291b4c39dcba3906cb75049b57cbd0d4
[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" "189c609607f9589d012ea7e7d0f13d26291b4c39dcba3906cb75049b57cbd0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "189c609607f9589d012ea7e7d0f13d26291b4c39dcba3906cb75049b57cbd0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189c609607f9589d012ea7e7d0f13d26291b4c39dcba3906cb75049b57cbd0d4", kill_on_drop: false }`
[INFO] [stdout] 189c609607f9589d012ea7e7d0f13d26291b4c39dcba3906cb75049b57cbd0d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e5e9a7e20df501d68a3c1f6791b2ae7aa9ac2b5c31f1775df51a5d75066bf4d3
[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" "e5e9a7e20df501d68a3c1f6791b2ae7aa9ac2b5c31f1775df51a5d75066bf4d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling mersenne_wtister v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `genrand_u64`
[INFO] [stdout]    --> src/mt19937.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn genrand_u64(&mut self) -> u64{
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `genrand_u128`
[INFO] [stdout]    --> src/mt19937.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn genrand_u128(&mut self) -> u128{
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5e9a7e20df501d68a3c1f6791b2ae7aa9ac2b5c31f1775df51a5d75066bf4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e9a7e20df501d68a3c1f6791b2ae7aa9ac2b5c31f1775df51a5d75066bf4d3", kill_on_drop: false }`
[INFO] [stdout] e5e9a7e20df501d68a3c1f6791b2ae7aa9ac2b5c31f1775df51a5d75066bf4d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 20d27ea0f461d38642cb6d911a9ae0db8bc731aaa020abb5417b5c9b1b2f7e7c
[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" "20d27ea0f461d38642cb6d911a9ae0db8bc731aaa020abb5417b5c9b1b2f7e7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling mersenne_wtister v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `genrand_u64`
[INFO] [stdout]    --> src/mt19937.rs:118:12
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub fn genrand_u64(&mut self) -> u64{
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `genrand_u128`
[INFO] [stdout]    --> src/mt19937.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn genrand_u128(&mut self) -> u128{
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "20d27ea0f461d38642cb6d911a9ae0db8bc731aaa020abb5417b5c9b1b2f7e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20d27ea0f461d38642cb6d911a9ae0db8bc731aaa020abb5417b5c9b1b2f7e7c", kill_on_drop: false }`
[INFO] [stdout] 20d27ea0f461d38642cb6d911a9ae0db8bc731aaa020abb5417b5c9b1b2f7e7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0a6043f62a258599254c37f3c19819f20ff6a68d92b0c2e548bd36268ab5c877
[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" "0a6043f62a258599254c37f3c19819f20ff6a68d92b0c2e548bd36268ab5c877", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `genrand_u64`
[INFO] [stderr]    --> src/mt19937.rs:118:12
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn genrand_u64(&mut self) -> u64{
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `genrand_u128`
[INFO] [stderr]    --> src/mt19937.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn genrand_u128(&mut self) -> u128{
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mersenne_wtister-806844edd3b508f9
[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" "0a6043f62a258599254c37f3c19819f20ff6a68d92b0c2e548bd36268ab5c877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6043f62a258599254c37f3c19819f20ff6a68d92b0c2e548bd36268ab5c877", kill_on_drop: false }`
[INFO] [stdout] 0a6043f62a258599254c37f3c19819f20ff6a68d92b0c2e548bd36268ab5c877