[INFO] fetching crate jab 0.0.1...
[INFO] testing jab-0.0.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate jab 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate jab 0.0.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jab 0.0.1
[INFO] finished tweaking crates.io crate jab 0.0.1
[INFO] tweaked toml for crates.io crate jab 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate jab 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded errno-dragonfly v0.1.1
[INFO] [stderr]   Downloaded pager v0.15.0
[INFO] [stderr]   Downloaded jobserver v0.1.19
[INFO] [stderr]   Downloaded libssh2-sys v0.2.14
[INFO] [stderr]   Downloaded normalize-line-endings v0.2.2
[INFO] [stderr]   Downloaded mockall_derive v0.6.0
[INFO] [stderr]   Downloaded cargo-lock v4.0.1
[INFO] [stderr]   Downloaded built v0.4.0
[INFO] [stderr]   Downloaded serde_json v1.0.46
[INFO] [stderr]   Downloaded predicates v1.0.2
[INFO] [stderr]   Downloaded mockall v0.6.0
[INFO] [stderr]   Downloaded errno v0.2.4
[INFO] [stderr]   Downloaded downcast v0.10.0
[INFO] [stderr]   Downloaded float-cmp v0.5.3
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e05d1ae3b3b70599fc14fcde084d5657bcede271eedc74a3085d8bbab7605e97
[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" "e05d1ae3b3b70599fc14fcde084d5657bcede271eedc74a3085d8bbab7605e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e05d1ae3b3b70599fc14fcde084d5657bcede271eedc74a3085d8bbab7605e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e05d1ae3b3b70599fc14fcde084d5657bcede271eedc74a3085d8bbab7605e97", kill_on_drop: false }`
[INFO] [stdout] e05d1ae3b3b70599fc14fcde084d5657bcede271eedc74a3085d8bbab7605e97
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e47cd4842d2f49e1348e751b6c2698b7c12db0e5e1b2815d9533a2fa904d8a29
[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" "e47cd4842d2f49e1348e751b6c2698b7c12db0e5e1b2815d9533a2fa904d8a29", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling jobserver v0.1.19
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling errno v0.2.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pager v0.15.0
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]    Compiling git2 v0.11.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.46
[INFO] [stderr]    Compiling cargo-lock v4.0.1
[INFO] [stderr]    Compiling built v0.4.0
[INFO] [stderr]    Compiling jab v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:119:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::DbName, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Credential, None) })?,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::HostAndPort, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:138:14
[INFO] [stdout]     |
[INFO] [stdout] 138 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Host, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:144:14
[INFO] [stdout]     |
[INFO] [stdout] 144 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::CredentialUsername, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     .or({ Some("".into()) })
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:177:43
[INFO] [stdout]     |
[INFO] [stdout] 177 |   let port = db_connection_config.port.or({ Some("".into()) }).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `show_cli`
[INFO] [stdout]    --> src/bin/jab.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |   } else if let Some(show_cli) = cli.subcommand_matches("show") {
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_cli`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "e47cd4842d2f49e1348e751b6c2698b7c12db0e5e1b2815d9533a2fa904d8a29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e47cd4842d2f49e1348e751b6c2698b7c12db0e5e1b2815d9533a2fa904d8a29", kill_on_drop: false }`
[INFO] [stdout] e47cd4842d2f49e1348e751b6c2698b7c12db0e5e1b2815d9533a2fa904d8a29
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23fa95f7e82b3630eee780ff1ff884f3baab1d77eb676a076c9fe44a9824e261
[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" "23fa95f7e82b3630eee780ff1ff884f3baab1d77eb676a076c9fe44a9824e261", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling normalize-line-endings v0.2.2
[INFO] [stderr]    Compiling downcast v0.10.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling float-cmp v0.5.3
[INFO] [stderr]    Compiling mockall_derive v0.6.0
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:119:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::DbName, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Credential, None) })?,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::HostAndPort, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:138:14
[INFO] [stdout]     |
[INFO] [stdout] 138 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Host, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:144:14
[INFO] [stdout]     |
[INFO] [stdout] 144 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::CredentialUsername, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     .or({ Some("".into()) })
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:177:43
[INFO] [stdout]     |
[INFO] [stdout] 177 |   let port = db_connection_config.port.or({ Some("".into()) }).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates v1.0.2
[INFO] [stderr]    Compiling mockall v0.6.0
[INFO] [stderr]    Compiling jab v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:119:14
[INFO] [stdout]     |
[INFO] [stdout] 119 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::DbName, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:129:16
[INFO] [stdout]     |
[INFO] [stdout] 129 |         .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Credential, None) })?,
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:133:14
[INFO] [stdout]     |
[INFO] [stdout] 133 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::HostAndPort, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:138:14
[INFO] [stdout]     |
[INFO] [stdout] 138 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Host, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:144:14
[INFO] [stdout]     |
[INFO] [stdout] 144 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::CredentialUsername, None) })?;
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     .or({ Some("".into()) })
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `show_cli`
[INFO] [stdout]    --> src/bin/jab.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |   } else if let Some(show_cli) = cli.subcommand_matches("show") {
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_cli`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:177:43
[INFO] [stdout]     |
[INFO] [stdout] 177 |   let port = db_connection_config.port.or({ Some("".into()) }).unwrap();
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib/git.rs:241:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DbConnectionConfigTest` should have a snake case name
[INFO] [stdout]    --> src/lib/db/postgresql/client.rs:271:7
[INFO] [stdout]     |
[INFO] [stdout] 271 |   mod DbConnectionConfigTest {
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `db_connection_config_test`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.93s
[INFO] running `Command { std: "docker" "inspect" "23fa95f7e82b3630eee780ff1ff884f3baab1d77eb676a076c9fe44a9824e261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23fa95f7e82b3630eee780ff1ff884f3baab1d77eb676a076c9fe44a9824e261", kill_on_drop: false }`
[INFO] [stdout] 23fa95f7e82b3630eee780ff1ff884f3baab1d77eb676a076c9fe44a9824e261
[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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11fca410b578de28b3bc08d1f3da37da38cee5c0d3cb3f21ee05631b993bbf9a
[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" "11fca410b578de28b3bc08d1f3da37da38cee5c0d3cb3f21ee05631b993bbf9a", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::DbName, None) })?;
[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 method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:129:16
[INFO] [stderr]     |
[INFO] [stderr] 129 |         .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Credential, None) })?,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:133:14
[INFO] [stderr]     |
[INFO] [stderr] 133 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::HostAndPort, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:138:14
[INFO] [stderr]     |
[INFO] [stderr] 138 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Host, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:144:14
[INFO] [stderr]     |
[INFO] [stderr] 144 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::CredentialUsername, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     .or({ Some("".into()) })
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:177:43
[INFO] [stderr]     |
[INFO] [stderr] 177 |   let port = db_connection_config.port.or({ Some("".into()) }).unwrap();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib/git.rs:241:9
[INFO] [stderr]     |
[INFO] [stderr] 241 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `DbConnectionConfigTest` should have a snake case name
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:271:7
[INFO] [stderr]     |
[INFO] [stderr] 271 |   mod DbConnectionConfigTest {
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `db_connection_config_test`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::DbName, None) })?;
[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 method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:129:16
[INFO] [stderr]     |
[INFO] [stderr] 129 |         .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Credential, None) })?,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:133:14
[INFO] [stderr]     |
[INFO] [stderr] 133 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::HostAndPort, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:138:14
[INFO] [stderr]     |
[INFO] [stderr] 138 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Host, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:144:14
[INFO] [stderr]     |
[INFO] [stderr] 144 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::CredentialUsername, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     .or({ Some("".into()) })
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> src/lib/db/postgresql/client.rs:177:43
[INFO] [stderr]     |
[INFO] [stderr] 177 |   let port = db_connection_config.port.or({ Some("".into()) }).unwrap();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `show_cli`
[INFO] [stderr]    --> src/bin/jab.rs:159:22
[INFO] [stderr]     |
[INFO] [stderr] 159 |   } else if let Some(show_cli) = cli.subcommand_matches("show") {
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_cli`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-2d8a0e208b9c7101
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test git::test::commit::it_should_create_initial_commit_on_bare_repo ... ok
[INFO] [stdout] test db::postgresql::client::test::DbConnectionConfigTest::from::it_should_return_valid_db_config_with_complete_uri ... ok
[INFO] [stdout] test db::postgresql::client::test::DbConnectionConfigTest::from::it_should_return_valid_db_config_with_password ... ok
[INFO] [stdout] test db::postgresql::client::test::DbConnectionConfigTest::from::it_should_return_valid_db_config_without_password ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jab-2f2e4b23b59807a6
[INFO] [stdout] test git::test::upsert::it_should_create_repo_when_repo_does_not_exist ... ok
[INFO] [stderr]    Doc-tests lib
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:119:14
[INFO] [stderr]     |
[INFO] [stderr] 119 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::DbName, None) })?;
[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 method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:129:16
[INFO] [stderr]     |
[INFO] [stderr] 129 |         .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Credential, None) })?,
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:133:14
[INFO] [stderr]     |
[INFO] [stderr] 133 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::HostAndPort, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:138:14
[INFO] [stderr]     |
[INFO] [stderr] 138 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::Host, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:144:14
[INFO] [stderr]     |
[INFO] [stderr] 144 |       .ok_or({ DbError::parse_error(db_uri, DbUriParsingStep::CredentialUsername, None) })?;
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |     .or({ Some("".into()) })
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib/db/postgresql/client.rs:177:43
[INFO] [stderr]     |
[INFO] [stderr] 177 |   let port = db_connection_config.port.or({ Some("".into()) }).unwrap();
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[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 `Command { std: "docker" "inspect" "11fca410b578de28b3bc08d1f3da37da38cee5c0d3cb3f21ee05631b993bbf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11fca410b578de28b3bc08d1f3da37da38cee5c0d3cb3f21ee05631b993bbf9a", kill_on_drop: false }`
[INFO] [stdout] 11fca410b578de28b3bc08d1f3da37da38cee5c0d3cb3f21ee05631b993bbf9a
