[INFO] fetching crate otter-support 1.2.1...
[INFO] checking otter-support-1.2.1 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate otter-support 1.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate otter-support 1.2.1
[INFO] finished tweaking crates.io crate otter-support 1.2.1
[INFO] tweaked toml for crates.io crate otter-support 1.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate otter-support 1.2.1 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 184 packages to latest compatible versions
[INFO] [stderr]       Adding chrono-tz v0.6.3 (available: v0.10.4)
[INFO] [stderr]       Adding console v0.15.11 (available: v0.16.3)
[INFO] [stderr]       Adding digest v0.10.7 (available: v0.11.3)
[INFO] [stderr]       Adding educe v0.4.23 (available: v0.6.0)
[INFO] [stderr]       Adding flexi_logger v0.22.6 (available: v0.31.9)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding mio v0.8.11 (available: v1.2.0)
[INFO] [stderr]       Adding nix v0.24.3 (available: v0.31.3)
[INFO] [stderr]       Adding num-derive v0.3.3 (available: v0.4.2)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding serde_with v1.14.0 (available: v3.20.0)
[INFO] [stderr]       Adding sha2 v0.10.9 (available: v0.11.0)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.28.0)
[INFO] [stderr]       Adding time v0.3.9 (available: v0.3.47)
[INFO] [stderr]       Adding time-macros v0.2.4 (available: v0.2.27)
[INFO] [stderr]       Adding toml v0.5.11 (available: v1.1.2+spec-1.1.0)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pwd v1.4.0
[INFO] [stderr]   Downloaded if_chain v1.0.3
[INFO] [stderr]   Downloaded slotmap-fork-otter v1.0.2
[INFO] [stderr]   Downloaded otter-base v1.2.1
[INFO] [stderr]   Downloaded extend v1.2.0
[INFO] [stderr]   Downloaded time v0.3.9
[INFO] [stderr]   Downloaded time-macros v0.2.4
[INFO] [stderr]   Downloaded flexi_logger v0.22.6
[INFO] [stderr]   Downloaded derive-into-owned v0.2.0
[INFO] [stderr]   Downloaded notify v4.0.18
[INFO] [stderr]   Downloaded inotify v0.7.1
[INFO] [stderr]   Downloaded chrono-tz-build v0.0.3
[INFO] [stderr]   Downloaded chrono-tz v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e0ebcbd95ebab19efde669fe8bb58f631eda526d2fa12104dd383e2faa16ac8
[INFO] running `Command { std: "docker" "start" "-a" "9e0ebcbd95ebab19efde669fe8bb58f631eda526d2fa12104dd383e2faa16ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e0ebcbd95ebab19efde669fe8bb58f631eda526d2fa12104dd383e2faa16ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0ebcbd95ebab19efde669fe8bb58f631eda526d2fa12104dd383e2faa16ac8", kill_on_drop: false }`
[INFO] [stdout] 9e0ebcbd95ebab19efde669fe8bb58f631eda526d2fa12104dd383e2faa16ac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4e92e3a6b6dcc13a396f4b1548435751469009c22fef4f67fe99b72609a7b29
[INFO] running `Command { std: "docker" "start" "-a" "e4e92e3a6b6dcc13a396f4b1548435751469009c22fef4f67fe99b72609a7b29", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]     Checking filetime v0.2.29
[INFO] [stderr]    Compiling slotmap-fork-otter v1.0.2
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking chrono v0.4.44
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rmp v0.8.15
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking if_chain v1.0.3
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling derive-into-owned v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking notify v4.0.18
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.1
[INFO] [stderr]    Compiling chrono-tz-build v0.0.3
[INFO] [stderr]    Compiling chrono-tz v0.6.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]    Compiling educe v0.4.23
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking pwd v1.4.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking rmp-serde v1.3.1
[INFO] [stderr]     Checking flexi_logger v0.22.6
[INFO] [stderr]     Checking otter-base v1.2.1
[INFO] [stderr]     Checking otter-support v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> debugmutex.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn lock(&self) -> MutexGuard<T> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn lock(&self) -> MutexGuard<'_, T> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> debugmutex.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn lock(&self) -> MutexGuard<T> {
[INFO] [stdout]    |               ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |               |
[INFO] [stdout]    |               the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 15 |   pub fn lock(&self) -> MutexGuard<'_, T> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.52s
[INFO] running `Command { std: "docker" "inspect" "e4e92e3a6b6dcc13a396f4b1548435751469009c22fef4f67fe99b72609a7b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e92e3a6b6dcc13a396f4b1548435751469009c22fef4f67fe99b72609a7b29", kill_on_drop: false }`
[INFO] [stdout] e4e92e3a6b6dcc13a396f4b1548435751469009c22fef4f67fe99b72609a7b29
