[INFO] cloning repository https://github.com/xiaobai/cache-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaobai/cache-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaobai%2Fcache-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaobai%2Fcache-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5328dec6ee1d2bb4faa2676d442d701104eace63
[INFO] testing xiaobai/cache-sim against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaobai%2Fcache-sim" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiaobai/cache-sim on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xiaobai/cache-sim
[INFO] finished tweaking git repo https://github.com/xiaobai/cache-sim
[INFO] tweaked toml for git repo https://github.com/xiaobai/cache-sim written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/xiaobai/cache-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 0103431023aee5240891d379e0e2ece86b91b05f8cf8f86b926d56be3050c769
[INFO] running `Command { std: "docker" "start" "-a" "0103431023aee5240891d379e0e2ece86b91b05f8cf8f86b926d56be3050c769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0103431023aee5240891d379e0e2ece86b91b05f8cf8f86b926d56be3050c769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0103431023aee5240891d379e0e2ece86b91b05f8cf8f86b926d56be3050c769", kill_on_drop: false }`
[INFO] [stdout] 0103431023aee5240891d379e0e2ece86b91b05f8cf8f86b926d56be3050c769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d369c11c67ac6c7929cdeef7f16a8af5a8f9914d917661799592e1f79d3e0de8
[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" "d369c11c67ac6c7929cdeef7f16a8af5a8f9914d917661799592e1f79d3e0de8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling cachesim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `in_l2`
[INFO] [stdout]   --> src/cache/mod.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 let in_l2 = self.search_l2(mode, address);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_in_l2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mode`
[INFO] [stdout]    --> src/cache/mod.rs:220:30
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/cache/mod.rs:220:48
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_to_l2`
[INFO] [stdout]    --> src/cache/mod.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.59s
[INFO] running `Command { std: "docker" "inspect" "d369c11c67ac6c7929cdeef7f16a8af5a8f9914d917661799592e1f79d3e0de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d369c11c67ac6c7929cdeef7f16a8af5a8f9914d917661799592e1f79d3e0de8", kill_on_drop: false }`
[INFO] [stdout] d369c11c67ac6c7929cdeef7f16a8af5a8f9914d917661799592e1f79d3e0de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70311d60ef13098242c976b3ef3ab4c1694584ed09b851ca281552a0adf3b86a
[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" "70311d60ef13098242c976b3ef3ab4c1694584ed09b851ca281552a0adf3b86a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cachesim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `in_l2`
[INFO] [stdout]   --> src/cache/mod.rs:35:21
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 let in_l2 = self.search_l2(mode, address);
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_in_l2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mode`
[INFO] [stdout]    --> src/cache/mod.rs:220:30
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]    --> src/cache/mod.rs:220:48
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stdout]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_to_l2`
[INFO] [stdout]    --> src/cache/mod.rs:220:8
[INFO] [stdout]     |
[INFO] [stdout] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "70311d60ef13098242c976b3ef3ab4c1694584ed09b851ca281552a0adf3b86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70311d60ef13098242c976b3ef3ab4c1694584ed09b851ca281552a0adf3b86a", kill_on_drop: false }`
[INFO] [stdout] 70311d60ef13098242c976b3ef3ab4c1694584ed09b851ca281552a0adf3b86a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 60afb9574347808f1da14ae17e40e105bcc37ce933e4703d939e92ba3703704e
[INFO] running `Command { std: "docker" "start" "-a" "60afb9574347808f1da14ae17e40e105bcc37ce933e4703d939e92ba3703704e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `in_l2`
[INFO] [stderr]   --> src/cache/mod.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |                 let in_l2 = self.search_l2(mode, address);
[INFO] [stderr]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_in_l2`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mode`
[INFO] [stderr]    --> src/cache/mod.rs:220:30
[INFO] [stderr]     |
[INFO] [stderr] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stderr]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_mode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]    --> src/cache/mod.rs:220:48
[INFO] [stderr]     |
[INFO] [stderr] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stderr]     |                                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `move_to_l2`
[INFO] [stderr]    --> src/cache/mod.rs:220:8
[INFO] [stderr]     |
[INFO] [stderr] 220 |     fn move_to_l2(&mut self, mode: AccessType, address: u64) {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cachesim-b87606682a11518b
[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" "60afb9574347808f1da14ae17e40e105bcc37ce933e4703d939e92ba3703704e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60afb9574347808f1da14ae17e40e105bcc37ce933e4703d939e92ba3703704e", kill_on_drop: false }`
[INFO] [stdout] 60afb9574347808f1da14ae17e40e105bcc37ce933e4703d939e92ba3703704e