[INFO] updating cached repository https://github.com/fcsonline/datalex
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 69ab3def84a10f47205d798cf33b1cff7b1fcab2
[INFO] testing fcsonline/datalex against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffcsonline%2Fdatalex" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fcsonline/datalex on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fcsonline/datalex
[INFO] finished tweaking git repo https://github.com/fcsonline/datalex
[INFO] tweaked toml for git repo https://github.com/fcsonline/datalex written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fcsonline/datalex already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: unused manifest key: package.proc-macro
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 6ab137d0f10f5e6d6042148351de1cd4e9c08f964c0801816bf7cfa43a51cde4
[INFO] running `"docker" "start" "-a" "6ab137d0f10f5e6d6042148351de1cd4e9c08f964c0801816bf7cfa43a51cde4"`
[INFO] [stderr] warning: unused manifest key: package.proc-macro
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.37
[INFO] [stderr]    Compiling lalr v0.0.2
[INFO] [stderr]    Compiling redfa v0.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling plex v0.2.5
[INFO] [stderr]    Compiling datalex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:165:13
[INFO] [stderr]     |
[INFO] [stderr] 165 |             QuestionId(b) => Binding {
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             QuestionId(b) => Match::Binding(b),
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |             Ident(i) => Match::Value(i),
[INFO] [stderr]     |             ^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |             Text(s) => Match::Value(s)
[INFO] [stderr]     |             ^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.34s
[INFO] running `"docker" "inspect" "6ab137d0f10f5e6d6042148351de1cd4e9c08f964c0801816bf7cfa43a51cde4"`
[INFO] running `"docker" "rm" "-f" "6ab137d0f10f5e6d6042148351de1cd4e9c08f964c0801816bf7cfa43a51cde4"`
[INFO] [stdout] 6ab137d0f10f5e6d6042148351de1cd4e9c08f964c0801816bf7cfa43a51cde4
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 5bc85881e29fd8dfe14684f0242a85f77d36d6e3002a29f5cbfe69d70badae9d
[INFO] running `"docker" "start" "-a" "5bc85881e29fd8dfe14684f0242a85f77d36d6e3002a29f5cbfe69d70badae9d"`
[INFO] [stderr] warning: unused manifest key: package.proc-macro
[INFO] [stderr]    Compiling datalex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:165:13
[INFO] [stderr]     |
[INFO] [stderr] 165 |             QuestionId(b) => Binding {
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             QuestionId(b) => Match::Binding(b),
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |             Ident(i) => Match::Value(i),
[INFO] [stderr]     |             ^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |             Text(s) => Match::Value(s)
[INFO] [stderr]     |             ^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "5bc85881e29fd8dfe14684f0242a85f77d36d6e3002a29f5cbfe69d70badae9d"`
[INFO] running `"docker" "rm" "-f" "5bc85881e29fd8dfe14684f0242a85f77d36d6e3002a29f5cbfe69d70badae9d"`
[INFO] [stdout] 5bc85881e29fd8dfe14684f0242a85f77d36d6e3002a29f5cbfe69d70badae9d
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 0b627f6b91157cbeb90832b09dacc407d2e880a49de5f02ef153abae3e14fe9c
[INFO] running `"docker" "start" "-a" "0b627f6b91157cbeb90832b09dacc407d2e880a49de5f02ef153abae3e14fe9c"`
[INFO] [stderr] warning: unused manifest key: package.proc-macro
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:165:13
[INFO] [stderr]     |
[INFO] [stderr] 165 |             QuestionId(b) => Binding {
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:188:13
[INFO] [stderr]     |
[INFO] [stderr] 188 |             QuestionId(b) => Match::Binding(b),
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |             Ident(i) => Match::Value(i),
[INFO] [stderr]     |             ^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/main.rs:190:13
[INFO] [stderr]     |
[INFO] [stderr] 190 |             Text(s) => Match::Value(s)
[INFO] [stderr]     |             ^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/datalex-d8a2ad460fcaa112
[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] running `"docker" "inspect" "0b627f6b91157cbeb90832b09dacc407d2e880a49de5f02ef153abae3e14fe9c"`
[INFO] running `"docker" "rm" "-f" "0b627f6b91157cbeb90832b09dacc407d2e880a49de5f02ef153abae3e14fe9c"`
[INFO] [stdout] 0b627f6b91157cbeb90832b09dacc407d2e880a49de5f02ef153abae3e14fe9c