[INFO] fetching crate froop 0.1.1...
[INFO] testing froop-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate froop 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate froop 0.1.1
[INFO] finished tweaking crates.io crate froop 0.1.1
[INFO] tweaked toml for crates.io crate froop 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate froop 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 387ba4da0bee46a539c650ac68f9f724ea3471adbc9c188c3482791211531fef
[INFO] running `Command { std: "docker" "start" "-a" "387ba4da0bee46a539c650ac68f9f724ea3471adbc9c188c3482791211531fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "387ba4da0bee46a539c650ac68f9f724ea3471adbc9c188c3482791211531fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387ba4da0bee46a539c650ac68f9f724ea3471adbc9c188c3482791211531fef", kill_on_drop: false }`
[INFO] [stdout] 387ba4da0bee46a539c650ac68f9f724ea3471adbc9c188c3482791211531fef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30325a418bd8e93ec3fafadcfd508eb098c6e6729aa6b11fc54a1879f5c2cb9f
[INFO] running `Command { std: "docker" "start" "-a" "30325a418bd8e93ec3fafadcfd508eb098c6e6729aa6b11fc54a1879f5c2cb9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling froop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "30325a418bd8e93ec3fafadcfd508eb098c6e6729aa6b11fc54a1879f5c2cb9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30325a418bd8e93ec3fafadcfd508eb098c6e6729aa6b11fc54a1879f5c2cb9f", kill_on_drop: false }`
[INFO] [stdout] 30325a418bd8e93ec3fafadcfd508eb098c6e6729aa6b11fc54a1879f5c2cb9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14d382d594857e8124e539e69e2368e0b0d00ed1f991cb18ed5cde804b5e6bc6
[INFO] running `Command { std: "docker" "start" "-a" "14d382d594857e8124e539e69e2368e0b0d00ed1f991cb18ed5cde804b5e6bc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling froop v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "14d382d594857e8124e539e69e2368e0b0d00ed1f991cb18ed5cde804b5e6bc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d382d594857e8124e539e69e2368e0b0d00ed1f991cb18ed5cde804b5e6bc6", kill_on_drop: false }`
[INFO] [stdout] 14d382d594857e8124e539e69e2368e0b0d00ed1f991cb18ed5cde804b5e6bc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f478c8a2e70da907cc354ae0616fd7b70409d7e571ed5f1b2f9e4e4eed9cd4d
[INFO] running `Command { std: "docker" "start" "-a" "9f478c8a2e70da907cc354ae0616fd7b70409d7e571ed5f1b2f9e4e4eed9cd4d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/froop-7d6cc5e6d9989653)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test peg::test::test_peg_keep_mode ... ok
[INFO] [stdout] test peg::test::test_peg_no_keep ... ok
[INFO] [stdout] test test::test_chained_maps ... ok
[INFO] [stdout] test test::test_fold_and_last ... ok
[INFO] [stdout] test test::test_imitate ... ok
[INFO] [stdout] test test::test_imitate_cycle ... ok
[INFO] [stdout] test test::test_of ... ok
[INFO] [stdout] test test::test_stream_auto_traits ... ok
[INFO] [stdout] test test::test_sink_auto_traits ... ok
[INFO] [stdout] test test::test_subscription_auto_traits ... ok
[INFO] [stdout] test test::test_combine ... ok
[INFO] [stderr]    Doc-tests froop
[INFO] [stdout] test test::test_fold_and_remember ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/imit.rs - imit::Imitator (line 24) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::dedupe (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::filter (line 502) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::drop (line 395) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::has_memory (line 197) ... ok
[INFO] [stdout] test src/imit.rs - imit::Imitator<T>::stream (line 113) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - Stream<Stream<T>>::flatten_concurrently (line 1010) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::end_when (line 465) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::collect (line 270) ... ok
[INFO] [stdout] test src/lib.rs - Sink<T>::stream (line 1077) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::fold (line 542) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::dedupe_by (line 334) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::drop_while (line 424) ... ok
[INFO] [stdout] test src/lib.rs - Sink<T>::update (line 1107) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::last (line 606) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::of (line 148) ... ok
[INFO] [stdout] test src/lib.rs - Stream<Stream<T>>::flatten (line 957) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::wait (line 918) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::merge (line 698) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::map (line 642) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::remember (line 745) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::map_to (line 676) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::never (line 172) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::take (line 856) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::subscribe (line 230) ... ok
[INFO] [stdout] test src/sub.rs - sub::Subscription (line 72) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::start_with (line 831) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::sink (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::take_while (line 881) ... ok
[INFO] [stdout] test src/sub.rs - sub::Subscription (line 53) ... ok
[INFO] [stdout] test src/lib.rs - Stream<T>::sample_combine (line 784) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9f478c8a2e70da907cc354ae0616fd7b70409d7e571ed5f1b2f9e4e4eed9cd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f478c8a2e70da907cc354ae0616fd7b70409d7e571ed5f1b2f9e4e4eed9cd4d", kill_on_drop: false }`
[INFO] [stdout] 9f478c8a2e70da907cc354ae0616fd7b70409d7e571ed5f1b2f9e4e4eed9cd4d