[INFO] crate memoization 0.1.0 is already in cache
[INFO] testing memoization-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate memoization 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate memoization 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate memoization 0.1.0
[INFO] finished tweaking crates.io crate memoization 0.1.0
[INFO] tweaked toml for crates.io crate memoization 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.44.0" "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] 7d327c9dc02b42dade1429cc701f041227c0a72e2971cd8873313f944f206355
[INFO] running `"docker" "start" "-a" "7d327c9dc02b42dade1429cc701f041227c0a72e2971cd8873313f944f206355"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memoization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `eq_str`
[INFO] [stderr]    --> src/lib.rs:258:8
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn eq_str(a: &str, b: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Testing`
[INFO] [stderr]    --> src/lib.rs:261:12
[INFO] [stderr]     |
[INFO] [stderr] 261 |     struct Testing<I:'static,O:Clone,F: Fn(I)->O> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "7d327c9dc02b42dade1429cc701f041227c0a72e2971cd8873313f944f206355"`
[INFO] running `"docker" "rm" "-f" "7d327c9dc02b42dade1429cc701f041227c0a72e2971cd8873313f944f206355"`
[INFO] [stdout] 7d327c9dc02b42dade1429cc701f041227c0a72e2971cd8873313f944f206355
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.44.0" "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] 39e758fa233fdc744540bac69e3fbb87f46462c82d1422546f0320d0ab1ad2d1
[INFO] running `"docker" "start" "-a" "39e758fa233fdc744540bac69e3fbb87f46462c82d1422546f0320d0ab1ad2d1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memoization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `eq_str`
[INFO] [stderr]    --> src/lib.rs:258:8
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn eq_str(a: &str, b: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Testing`
[INFO] [stderr]    --> src/lib.rs:261:12
[INFO] [stderr]     |
[INFO] [stderr] 261 |     struct Testing<I:'static,O:Clone,F: Fn(I)->O> {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "39e758fa233fdc744540bac69e3fbb87f46462c82d1422546f0320d0ab1ad2d1"`
[INFO] running `"docker" "rm" "-f" "39e758fa233fdc744540bac69e3fbb87f46462c82d1422546f0320d0ab1ad2d1"`
[INFO] [stdout] 39e758fa233fdc744540bac69e3fbb87f46462c82d1422546f0320d0ab1ad2d1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.44.0" "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] bdfab6065b0250d191ecf94a7440abcc44d4e88f776e5a8d08514de029b841b6
[INFO] running `"docker" "start" "-a" "bdfab6065b0250d191ecf94a7440abcc44d4e88f776e5a8d08514de029b841b6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `eq_str`
[INFO] [stderr]    --> src/lib.rs:258:8
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn eq_str(a: &str, b: &str) -> bool {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Testing`
[INFO] [stderr]    --> src/lib.rs:261:12
[INFO] [stderr]     |
[INFO] [stderr] 261 |     struct Testing<I:'static,O:Clone,F: Fn(I)->O> {
[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/memoization-ef2371e403fd9d6f
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_testing_pattern ... ok
[INFO] [stdout] test test::test_memoized_2 ... ok
[INFO] [stdout] test test::test_memoized_0 ... ok
[INFO] [stdout] test test::test_memoized_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memoization
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Memoized (line 37) ... ok
[INFO] [stdout] test src/lib.rs - Memoized<I, O, Func>::new (line 69) ... ok
[INFO] [stdout] test src/lib.rs - Memoized<I, O, Func>::get (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Memoized<I, O, Func>::fetch (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Memoized<I, O, Func>::process (line 83) ... ok
[INFO] [stdout] test src/lib.rs - Memoized<I, O, Func>::is_initialized (line 152) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bdfab6065b0250d191ecf94a7440abcc44d4e88f776e5a8d08514de029b841b6"`
[INFO] running `"docker" "rm" "-f" "bdfab6065b0250d191ecf94a7440abcc44d4e88f776e5a8d08514de029b841b6"`
[INFO] [stdout] bdfab6065b0250d191ecf94a7440abcc44d4e88f776e5a8d08514de029b841b6