[INFO] cloning repository https://github.com/schicks/redis-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schicks/redis-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschicks%2Fredis-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschicks%2Fredis-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff26cec6abdcde926231e1527e6631771c1b7f09
[INFO] testing schicks/redis-rust against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschicks%2Fredis-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schicks/redis-rust on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/schicks/redis-rust
[INFO] finished tweaking git repo https://github.com/schicks/redis-rust
[INFO] tweaked toml for git repo https://github.com/schicks/redis-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/schicks/redis-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ba346aacfd07a65d988665df9aebb60ec642d4beb6a42122e215df9c1d258a8
[INFO] running `Command { std: "docker" "start" "-a" "8ba346aacfd07a65d988665df9aebb60ec642d4beb6a42122e215df9c1d258a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba346aacfd07a65d988665df9aebb60ec642d4beb6a42122e215df9c1d258a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba346aacfd07a65d988665df9aebb60ec642d4beb6a42122e215df9c1d258a8", kill_on_drop: false }`
[INFO] [stdout] 8ba346aacfd07a65d988665df9aebb60ec642d4beb6a42122e215df9c1d258a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9607e32a26d4253bdd9437eb944ec53932a59bbcc324b854e318ea5a6b4df8cf
[INFO] running `Command { std: "docker" "start" "-a" "9607e32a26d4253bdd9437eb944ec53932a59bbcc324b854e318ea5a6b4df8cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ruddis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/main.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .flatten()
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `Flattenable::flatten(...)` to keep using the current method
[INFO] [stdout]    = help: add `#![feature(result_flattening)]` to the crate attributes to enable `Result::<Result<T, E>, E>::flatten`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "9607e32a26d4253bdd9437eb944ec53932a59bbcc324b854e318ea5a6b4df8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9607e32a26d4253bdd9437eb944ec53932a59bbcc324b854e318ea5a6b4df8cf", kill_on_drop: false }`
[INFO] [stdout] 9607e32a26d4253bdd9437eb944ec53932a59bbcc324b854e318ea5a6b4df8cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ed388db2583ccbf72f55a079adf6145936725cce0bb14d20bd3ccc76a1e14cc
[INFO] running `Command { std: "docker" "start" "-a" "1ed388db2583ccbf72f55a079adf6145936725cce0bb14d20bd3ccc76a1e14cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling proptest-derive v0.1.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.5
[INFO] [stderr]    Compiling ruddis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/main.rs:74:14
[INFO] [stdout]    |
[INFO] [stdout] 74 |             .flatten()
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = help: call with fully qualified syntax `Flattenable::flatten(...)` to keep using the current method
[INFO] [stdout]    = help: add `#![feature(result_flattening)]` to the crate attributes to enable `Result::<Result<T, E>, E>::flatten`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.57s
[INFO] running `Command { std: "docker" "inspect" "1ed388db2583ccbf72f55a079adf6145936725cce0bb14d20bd3ccc76a1e14cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed388db2583ccbf72f55a079adf6145936725cce0bb14d20bd3ccc76a1e14cc", kill_on_drop: false }`
[INFO] [stdout] 1ed388db2583ccbf72f55a079adf6145936725cce0bb14d20bd3ccc76a1e14cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c6950359ea0edd72bc98aeb3464feb079cf70e93c9ef8928287e55dcb078c6c
[INFO] running `Command { std: "docker" "start" "-a" "0c6950359ea0edd72bc98aeb3464feb079cf70e93c9ef8928287e55dcb078c6c", kill_on_drop: false }`
[INFO] [stderr] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/main.rs:74:14
[INFO] [stderr]    |
[INFO] [stderr] 74 |             .flatten()
[INFO] [stderr]    |              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` on by default
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = help: call with fully qualified syntax `Flattenable::flatten(...)` to keep using the current method
[INFO] [stderr]    = help: add `#![feature(result_flattening)]` to the crate attributes to enable `Result::<Result<T, E>, E>::flatten`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruddis-09f4ab16f1ae9696)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test lib::parse::test::numbers_are_valid ... ok
[INFO] [stdout] test lib::parse::test::only_quoted_strings_are_valid ... ok
[INFO] [stdout] test lib::incr::test::incr_n_times_is_n ... ok
[INFO] [stdout] test lib::incr::test::incr_empty_key_is_1 ... ok
[INFO] [stdout] test lib::parse::test::quoted_strings_are_valid ... ok
[INFO] [stdout] test lib::set::union::test::self_union_is_self ... ok
[INFO] [stdout] test lib::set::inter::test::self_intersection_is_self ... ok
[INFO] [stdout] test lib::set::add::test::returns_n_added ... ok
[INFO] [stdout] test lib::set::diff::test::self_difference_is_empty ... ok
[INFO] [stdout] test lib::set::card::test::returns_set_size ... ok
[INFO] [stdout] test lib::set::inter::test::intersection_has_leq_size ... ok
[INFO] [stdout] test lib::set::inter::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::diff::test::disjoint_difference_is_base ... ok
[INFO] [stdout] test lib::set::union::test::union_is_idempotent ... ok
[INFO] [stdout] test lib::set::union::test::disjoint_union_has_sum_size ... ok
[INFO] [stdout] test lib::set::union::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::union::test::union_has_leq_sum_size ... ok
[INFO] [stdout] test lib::set::diff::test::returns_size_of_dest ... ok
[INFO] [stdout] test lib::set::diff::test::difference_has_leq_size ... ok
[INFO] [stdout] test lib::set::inter::test::intersection_is_idempotent ... ok
[INFO] [stdout] test lib::set::diff::test::difference_is_idempotent ... ok
[INFO] [stdout] test lib::set::inter::test::disjoint_intersection_is_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 20.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c6950359ea0edd72bc98aeb3464feb079cf70e93c9ef8928287e55dcb078c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c6950359ea0edd72bc98aeb3464feb079cf70e93c9ef8928287e55dcb078c6c", kill_on_drop: false }`
[INFO] [stdout] 0c6950359ea0edd72bc98aeb3464feb079cf70e93c9ef8928287e55dcb078c6c