[INFO] updating cached repository https://github.com/danylaporte/storm
[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] [stderr] From https://github.com/danylaporte/storm
[INFO] [stderr]    0f2168f..c6d4830  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6d4830ddb2c91c4d183c5c0738fd8ab511facef
[INFO] checking danylaporte/storm against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanylaporte%2Fstorm" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danylaporte/storm on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/danylaporte/storm
[INFO] removed workspace from git repo https://github.com/danylaporte/storm
[INFO] finished tweaking git repo https://github.com/danylaporte/storm
[INFO] tweaked toml for git repo https://github.com/danylaporte/storm written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/danylaporte/storm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/danylaporte/mssql_client.git`
[INFO] [stderr]     Updating git repository `https://github.com/danylaporte/conn_str.git`
[INFO] [stderr]     Updating git repository `https://github.com/danylaporte/dec19x5.git`
[INFO] [stderr]     Updating git repository `https://github.com/danylaporte/tiberius.git`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 50c9681a4f5424b6075a2d4a1f2d23fbe6e2569f875fd76f87abee847a9692f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "50c9681a4f5424b6075a2d4a1f2d23fbe6e2569f875fd76f87abee847a9692f4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking conn_str v0.1.0 (https://github.com/danylaporte/conn_str.git#9e239fe0)
[INFO] [stderr]     Checking dec19x5 v0.2.0 (https://github.com/danylaporte/dec19x5.git#19efb7fa)
[INFO] [stderr]     Checking pin-project-lite v0.1.6
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[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
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[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking proc-macro2 v1.0.18
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking winauth v0.0.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking quote v1.0.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking tiberius v0.3.2 (https://github.com/danylaporte/tiberius.git#7fc5040d)
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking mssql_client v0.8.3 (https://github.com/danylaporte/mssql_client.git#9ddbf8d1)
[INFO] [stderr]     Checking storm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Weak`
[INFO] [stderr]   --> src/locking.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     sync::{Arc, Weak},
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]   --> src/locking.rs:15:38
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tokio::sync::{Mutex, MutexGuard, RwLock};
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Weak`
[INFO] [stderr]   --> src/locking.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     sync::{Arc, Weak},
[INFO] [stderr]    |                 ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RwLock`
[INFO] [stderr]   --> src/locking.rs:15:38
[INFO] [stderr]    |
[INFO] [stderr] 15 | use tokio::sync::{Mutex, MutexGuard, RwLock};
[INFO] [stderr]    |                                      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env_var`
[INFO] [stderr]   --> src/locking.rs:28:43
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(crate) async fn read<K: AsRef<OsStr>>(env_var: K) -> Result<DbReadGuard> {
[INFO] [stderr]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_env_var`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env_var`
[INFO] [stderr]   --> src/locking.rs:28:43
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(crate) async fn read<K: AsRef<OsStr>>(env_var: K) -> Result<DbReadGuard> {
[INFO] [stderr]    |                                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_env_var`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DbReadGuard`
[INFO] [stderr]   --> src/locking.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct DbReadGuard(Arc<Transaction>);
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SHARED_READ`
[INFO] [stderr]   --> src/locking.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | const SHARED_READ: &'static str = "SELECT 1 FROM [dbo].[_storm_read] WITH (TABLOCK)";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read`
[INFO] [stderr]   --> src/locking.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(crate) async fn read<K: AsRef<OsStr>>(env_var: K) -> Result<DbReadGuard> {
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lock`
[INFO] [stderr]   --> src/locking.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     lock: MutexGuard<'static, ()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Db`
[INFO] [stderr]   --> src/lib.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     struct Db<C, E> {
[INFO] [stderr]    |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DbReadGuard`
[INFO] [stderr]   --> src/locking.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct DbReadGuard(Arc<Transaction>);
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `SHARED_READ`
[INFO] [stderr]   --> src/locking.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | const SHARED_READ: &'static str = "SELECT 1 FROM [dbo].[_storm_read] WITH (TABLOCK)";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read`
[INFO] [stderr]   --> src/locking.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub(crate) async fn read<K: AsRef<OsStr>>(env_var: K) -> Result<DbReadGuard> {
[INFO] [stderr]    |                     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lock`
[INFO] [stderr]   --> src/locking.rs:96:5
[INFO] [stderr]    |
[INFO] [stderr] 96 |     lock: MutexGuard<'static, ()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Db`
[INFO] [stderr]   --> src/lib.rs:82:12
[INFO] [stderr]    |
[INFO] [stderr] 82 |     struct Db<C, E> {
[INFO] [stderr]    |            ^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `"docker" "inspect" "50c9681a4f5424b6075a2d4a1f2d23fbe6e2569f875fd76f87abee847a9692f4"`
[INFO] running `"docker" "rm" "-f" "50c9681a4f5424b6075a2d4a1f2d23fbe6e2569f875fd76f87abee847a9692f4"`
[INFO] [stdout] 50c9681a4f5424b6075a2d4a1f2d23fbe6e2569f875fd76f87abee847a9692f4