[INFO] fetching crate remain 0.2.2...
[INFO] testing remain-0.2.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate remain 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate remain 0.2.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate remain 0.2.2
[INFO] finished tweaking crates.io crate remain 0.2.2
[INFO] tweaked toml for crates.io crate remain 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dissimilar v1.0.2
[INFO] [stderr]   Downloaded rustversion v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 48f0ba855653565b42966b068e4073e27cec20946251b016cf6a9d86068d5b59
[INFO] running `Command { std: "docker" "start" "-a" "48f0ba855653565b42966b068e4073e27cec20946251b016cf6a9d86068d5b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48f0ba855653565b42966b068e4073e27cec20946251b016cf6a9d86068d5b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f0ba855653565b42966b068e4073e27cec20946251b016cf6a9d86068d5b59", kill_on_drop: false }`
[INFO] [stdout] 48f0ba855653565b42966b068e4073e27cec20946251b016cf6a9d86068d5b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] e82052ea1f3e80e1caf03caa7cd808dc1cd4d34b24fe816984c8b199a2c8362c
[INFO] running `Command { std: "docker" "start" "-a" "e82052ea1f3e80e1caf03caa7cd808dc1cd4d34b24fe816984c8b199a2c8362c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling remain v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.97s
[INFO] running `Command { std: "docker" "inspect" "e82052ea1f3e80e1caf03caa7cd808dc1cd4d34b24fe816984c8b199a2c8362c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82052ea1f3e80e1caf03caa7cd808dc1cd4d34b24fe816984c8b199a2c8362c", kill_on_drop: false }`
[INFO] [stdout] e82052ea1f3e80e1caf03caa7cd808dc1cd4d34b24fe816984c8b199a2c8362c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b8c940c3549d6c89a242b2678c87b1609ab1d098403426be1a158b3d8c27fd4
[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" "0b8c940c3549d6c89a242b2678c87b1609ab1d098403426be1a158b3d8c27fd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling remain v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 41.35s
[INFO] running `Command { std: "docker" "inspect" "0b8c940c3549d6c89a242b2678c87b1609ab1d098403426be1a158b3d8c27fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8c940c3549d6c89a242b2678c87b1609ab1d098403426be1a158b3d8c27fd4", kill_on_drop: false }`
[INFO] [stdout] 0b8c940c3549d6c89a242b2678c87b1609ab1d098403426be1a158b3d8c27fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0037b8772ab348a87786181ccc8fe19db6817de1560b1ec5ec4f624db83074ad
[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" "0037b8772ab348a87786181ccc8fe19db6817de1560b1ec5ec4f624db83074ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/remain-807fc51f23cf0052
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-f651856d3423676a
[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 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling remain v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking remain-tests v0.0.0 (/opt/rustwide/target/tests/remain)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.20s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/enum.rs ... ok
[INFO] [stderr] test tests/ui/let-stable.rs ... ok
[INFO] [stderr] test tests/ui/let-unstable.rs ... ok
[INFO] [stderr] test tests/ui/match-stable.rs ... ok
[INFO] [stderr] test tests/ui/match-unstable.rs ... ok
[INFO] [stderr] test tests/ui/repeat.rs ... ok
[INFO] [stderr] test tests/ui/struct.rs ... ok
[INFO] [stderr] test tests/ui/unnamed-fields.rs ... ok
[INFO] [stderr] test tests/ui/unsorted-enum.rs ... ok
[INFO] [stderr] test tests/ui/unsorted-match-stable.rs ... ok
[INFO] [stderr] test tests/ui/unsorted-match-unstable.rs ... ok
[INFO] [stderr] test tests/ui/unsorted-struct.rs ... ok
[INFO] [stderr] test tests/ui/unsupported.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test ui ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/order-44097fa4250fb27b
[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] [stderr]      Running /opt/rustwide/target/debug/deps/stable-9805453b9def453b
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_match ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] test test_attrs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unstable-8c0da7d94ab28962
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_attrs ... ok
[INFO] [stdout] test test_match ... ok
[INFO] [stdout] test test_let ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests remain
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 114) ... ok
[INFO] [stdout] test src/lib.rs - (line 125) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0037b8772ab348a87786181ccc8fe19db6817de1560b1ec5ec4f624db83074ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0037b8772ab348a87786181ccc8fe19db6817de1560b1ec5ec4f624db83074ad", kill_on_drop: false }`
[INFO] [stdout] 0037b8772ab348a87786181ccc8fe19db6817de1560b1ec5ec4f624db83074ad