[INFO] updating cached repository https://github.com/nreshel/Bridge-Template [INFO] running `"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"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 15987d5a8a53713d11ea2304d8972493f04fea60 [INFO] testing nreshel/Bridge-Template against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnreshel%2FBridge-Template" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nreshel/Bridge-Template on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/nreshel/Bridge-Template [INFO] finished tweaking git repo https://github.com/nreshel/Bridge-Template [INFO] tweaked toml for git repo https://github.com/nreshel/Bridge-Template written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/nreshel/Bridge-Template already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d99976aeff586c36102f279705706987002ae25d77882f8bf75d01667ac55965 [INFO] running `"docker" "start" "-a" "d99976aeff586c36102f279705706987002ae25d77882f8bf75d01667ac55965"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling assign4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `last1` [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let mut last1 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last2` [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | let mut last2 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last3` [INFO] [stderr] --> src/main.rs:241:9 [INFO] [stderr] | [INFO] [stderr] 241 | let mut last3 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last3` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last4` [INFO] [stderr] --> src/main.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut last4 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last4` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let mut last1 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | let mut last2 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:241:9 [INFO] [stderr] | [INFO] [stderr] 241 | let mut last3 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut last4 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.15s [INFO] running `"docker" "inspect" "d99976aeff586c36102f279705706987002ae25d77882f8bf75d01667ac55965"` [INFO] running `"docker" "rm" "-f" "d99976aeff586c36102f279705706987002ae25d77882f8bf75d01667ac55965"` [INFO] [stdout] d99976aeff586c36102f279705706987002ae25d77882f8bf75d01667ac55965 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 62b3f706f344b7d7f7ef3116ef381b5e3a481f3bf02dbb82a6436056d1fe1383 [INFO] running `"docker" "start" "-a" "62b3f706f344b7d7f7ef3116ef381b5e3a481f3bf02dbb82a6436056d1fe1383"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling assign4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `last1` [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let mut last1 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last2` [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | let mut last2 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last3` [INFO] [stderr] --> src/main.rs:241:9 [INFO] [stderr] | [INFO] [stderr] 241 | let mut last3 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last3` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last4` [INFO] [stderr] --> src/main.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut last4 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last4` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let mut last1 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | let mut last2 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:241:9 [INFO] [stderr] | [INFO] [stderr] 241 | let mut last3 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut last4 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `"docker" "inspect" "62b3f706f344b7d7f7ef3116ef381b5e3a481f3bf02dbb82a6436056d1fe1383"` [INFO] running `"docker" "rm" "-f" "62b3f706f344b7d7f7ef3116ef381b5e3a481f3bf02dbb82a6436056d1fe1383"` [INFO] [stdout] 62b3f706f344b7d7f7ef3116ef381b5e3a481f3bf02dbb82a6436056d1fe1383 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 73cb52fa3e90fd233b155985df73829e8cb48a992857f062bdffe3742fafbafb [INFO] running `"docker" "start" "-a" "73cb52fa3e90fd233b155985df73829e8cb48a992857f062bdffe3742fafbafb"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `last1` [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let mut last1 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last2` [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | let mut last2 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last3` [INFO] [stderr] --> src/main.rs:241:9 [INFO] [stderr] | [INFO] [stderr] 241 | let mut last3 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last3` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last4` [INFO] [stderr] --> src/main.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut last4 = 0; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last4` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let mut last1 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:178:9 [INFO] [stderr] | [INFO] [stderr] 178 | let mut last2 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:241:9 [INFO] [stderr] | [INFO] [stderr] 241 | let mut last3 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:304:9 [INFO] [stderr] | [INFO] [stderr] 304 | let mut last4 = 0; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/assign4-17dc2538a4b5223b [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 `"docker" "inspect" "73cb52fa3e90fd233b155985df73829e8cb48a992857f062bdffe3742fafbafb"` [INFO] running `"docker" "rm" "-f" "73cb52fa3e90fd233b155985df73829e8cb48a992857f062bdffe3742fafbafb"` [INFO] [stdout] 73cb52fa3e90fd233b155985df73829e8cb48a992857f062bdffe3742fafbafb