[INFO] cloning repository https://github.com/peterthejohnston/loxr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peterthejohnston/loxr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterthejohnston%2Floxr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterthejohnston%2Floxr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50a0a6f0f836458901cb2747fd13c80668fb6e9c
[INFO] testing peterthejohnston/loxr against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterthejohnston%2Floxr" "/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/peterthejohnston/loxr on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peterthejohnston/loxr
[INFO] finished tweaking git repo https://github.com/peterthejohnston/loxr
[INFO] tweaked toml for git repo https://github.com/peterthejohnston/loxr written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/peterthejohnston/loxr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 4046b0ad5806186bcda5c7adf373ef67b4d31670477ad222e517be6fae75ef00
[INFO] running `Command { std: "docker" "start" "-a" "4046b0ad5806186bcda5c7adf373ef67b4d31670477ad222e517be6fae75ef00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4046b0ad5806186bcda5c7adf373ef67b4d31670477ad222e517be6fae75ef00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4046b0ad5806186bcda5c7adf373ef67b4d31670477ad222e517be6fae75ef00", kill_on_drop: false }`
[INFO] [stdout] 4046b0ad5806186bcda5c7adf373ef67b4d31670477ad222e517be6fae75ef00
[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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a082a7339001df5a3f56c856fc2cf4d3aae86b3cafaa26256931b86caa9cdfe7
[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" "a082a7339001df5a3f56c856fc2cf4d3aae86b3cafaa26256931b86caa9cdfe7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Tombstone`
[INFO] [stdout]   --> src/table.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Tombstone, // Marks deleted entries
[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: `delete`
[INFO] [stdout]    --> src/table.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn delete(&mut self, key: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STACK_MAX`
[INFO] [stdout]  --> src/vm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const STACK_MAX: usize = 256;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
[INFO] running `Command { std: "docker" "inspect" "a082a7339001df5a3f56c856fc2cf4d3aae86b3cafaa26256931b86caa9cdfe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a082a7339001df5a3f56c856fc2cf4d3aae86b3cafaa26256931b86caa9cdfe7", kill_on_drop: false }`
[INFO] [stdout] a082a7339001df5a3f56c856fc2cf4d3aae86b3cafaa26256931b86caa9cdfe7
[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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ecd523d64480c03ad7814a098648d3f8d40046eb1db42abfbf1b10734d3d3e
[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" "c5ecd523d64480c03ad7814a098648d3f8d40046eb1db42abfbf1b10734d3d3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Tombstone`
[INFO] [stdout]   --> src/table.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Tombstone, // Marks deleted entries
[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: `delete`
[INFO] [stdout]    --> src/table.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn delete(&mut self, key: &str) -> bool {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STACK_MAX`
[INFO] [stdout]  --> src/vm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const STACK_MAX: usize = 256;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STACK_MAX`
[INFO] [stdout]  --> src/vm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const STACK_MAX: usize = 256;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5ecd523d64480c03ad7814a098648d3f8d40046eb1db42abfbf1b10734d3d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ecd523d64480c03ad7814a098648d3f8d40046eb1db42abfbf1b10734d3d3e", kill_on_drop: false }`
[INFO] [stdout] c5ecd523d64480c03ad7814a098648d3f8d40046eb1db42abfbf1b10734d3d3e
[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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 0d03b7b42435041816d471096f5bca8893ceb6113e00fb6b94ed82c358e4d1ad
[INFO] running `Command { std: "docker" "start" "-a" "0d03b7b42435041816d471096f5bca8893ceb6113e00fb6b94ed82c358e4d1ad", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Tombstone`
[INFO] [stderr]   --> src/table.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Tombstone, // Marks deleted entries
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `delete`
[INFO] [stderr]    --> src/table.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 |     fn delete(&mut self, key: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `STACK_MAX`
[INFO] [stderr]  --> src/vm.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const STACK_MAX: usize = 256;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `STACK_MAX`
[INFO] [stderr]  --> src/vm.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const STACK_MAX: usize = 256;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lox-4ee4329f5886bf67
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test table::tests::delete_entries ... ok
[INFO] [stdout] test table::tests::lots_of_entries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lox-120865fb44408a3f
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lox
[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] [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" "0d03b7b42435041816d471096f5bca8893ceb6113e00fb6b94ed82c358e4d1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d03b7b42435041816d471096f5bca8893ceb6113e00fb6b94ed82c358e4d1ad", kill_on_drop: false }`
[INFO] [stdout] 0d03b7b42435041816d471096f5bca8893ceb6113e00fb6b94ed82c358e4d1ad