[INFO] crate memoizer 0.2.2 is already in cache
[INFO] testing memoizer-0.2.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate memoizer 0.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate memoizer 0.2.2 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 crates.io crate memoizer 0.2.2
[INFO] finished tweaking crates.io crate memoizer 0.2.2
[INFO] tweaked toml for crates.io crate memoizer 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f43fcb7e3411c33f1747840e37b1de8e3253ceccca64ef299c13cae8fdc613b
[INFO] running `Command { std: "docker" "start" "-a" "3f43fcb7e3411c33f1747840e37b1de8e3253ceccca64ef299c13cae8fdc613b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f43fcb7e3411c33f1747840e37b1de8e3253ceccca64ef299c13cae8fdc613b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f43fcb7e3411c33f1747840e37b1de8e3253ceccca64ef299c13cae8fdc613b", kill_on_drop: false }`
[INFO] [stdout] 3f43fcb7e3411c33f1747840e37b1de8e3253ceccca64ef299c13cae8fdc613b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6be2874a576ecba57a7499360d62f7f5f35baa78c975a81ad591621be865efbf
[INFO] running `Command { std: "docker" "start" "-a" "6be2874a576ecba57a7499360d62f7f5f35baa78c975a81ad591621be865efbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoizer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "6be2874a576ecba57a7499360d62f7f5f35baa78c975a81ad591621be865efbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be2874a576ecba57a7499360d62f7f5f35baa78c975a81ad591621be865efbf", kill_on_drop: false }`
[INFO] [stdout] 6be2874a576ecba57a7499360d62f7f5f35baa78c975a81ad591621be865efbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a4cd178db2cb6ad7595314d96d64eba36858b9255b000455803968a380c48e65
[INFO] running `Command { std: "docker" "start" "-a" "a4cd178db2cb6ad7595314d96d64eba36858b9255b000455803968a380c48e65", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoizer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "a4cd178db2cb6ad7595314d96d64eba36858b9255b000455803968a380c48e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cd178db2cb6ad7595314d96d64eba36858b9255b000455803968a380c48e65", kill_on_drop: false }`
[INFO] [stdout] a4cd178db2cb6ad7595314d96d64eba36858b9255b000455803968a380c48e65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32aa2474b65a18e52f35f9390717cc04409a677b9959d698830acc17a62d9eb1
[INFO] running `Command { std: "docker" "start" "-a" "32aa2474b65a18e52f35f9390717cc04409a677b9959d698830acc17a62d9eb1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/memoizer-7f63a814d976ec03
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::heap_allocated ... ok
[INFO] [stdout] test tests::mixed_types ... ok
[INFO] [stdout] test tests::structs ... ok
[INFO] [stdout] test tests::structs_by_ref ... ok
[INFO] [stdout] test tests::multiple ... ok
[INFO] [stderr]    Doc-tests memoizer
[INFO] [stdout] test tests::constructor ... ok
[INFO] [stdout] test tests::heap_returned ... ok
[INFO] [stdout] test tests::memoization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Memoizer<U, V, F>::value (line 56) ... ok
[INFO] [stdout] test src/lib.rs - Memoizer<U, V, F>::new (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32aa2474b65a18e52f35f9390717cc04409a677b9959d698830acc17a62d9eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32aa2474b65a18e52f35f9390717cc04409a677b9959d698830acc17a62d9eb1", kill_on_drop: false }`
[INFO] [stdout] 32aa2474b65a18e52f35f9390717cc04409a677b9959d698830acc17a62d9eb1