[INFO] fetching crate arbalest 0.2.1...
[INFO] testing arbalest-0.2.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate arbalest 0.2.1 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate arbalest 0.2.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arbalest 0.2.1
[INFO] finished tweaking crates.io crate arbalest 0.2.1
[INFO] tweaked toml for crates.io crate arbalest 0.2.1 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e596d0c328385cee8830cbc25fda812caa69c512fb30a96fcb290a9649e809c5
[INFO] running `Command { std: "docker" "start" "-a" "e596d0c328385cee8830cbc25fda812caa69c512fb30a96fcb290a9649e809c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e596d0c328385cee8830cbc25fda812caa69c512fb30a96fcb290a9649e809c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e596d0c328385cee8830cbc25fda812caa69c512fb30a96fcb290a9649e809c5", kill_on_drop: false }`
[INFO] [stdout] e596d0c328385cee8830cbc25fda812caa69c512fb30a96fcb290a9649e809c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d03e44c6edc4537c23269d9b15480f1af8f3be159a439810bce50ff35f4317b
[INFO] running `Command { std: "docker" "start" "-a" "6d03e44c6edc4537c23269d9b15480f1af8f3be159a439810bce50ff35f4317b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arbalest v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync.rs:221:32
[INFO] [stdout]     |
[INFO] [stdout] 221 |         if this.inner().strong.compare_and_swap(1, 0, Release) != 1 {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync.rs:316:25
[INFO] [stdout]     |
[INFO] [stdout] 316 |         if inner.strong.compare_and_swap(1, MUTABLE_REFCOUNT, Acquire) != 1 {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/sync.rs:917:14
[INFO] [stdout]     |
[INFO] [stdout] 917 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/sync.rs:1217:14
[INFO] [stdout]      |
[INFO] [stdout] 1217 |         self.description().fmt(f)
[INFO] [stdout]      |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6d03e44c6edc4537c23269d9b15480f1af8f3be159a439810bce50ff35f4317b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d03e44c6edc4537c23269d9b15480f1af8f3be159a439810bce50ff35f4317b", kill_on_drop: false }`
[INFO] [stdout] 6d03e44c6edc4537c23269d9b15480f1af8f3be159a439810bce50ff35f4317b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bcb048409879aaff9397264be2fb45831e1f08c51e96d65c16ba21e2a86180b
[INFO] running `Command { std: "docker" "start" "-a" "7bcb048409879aaff9397264be2fb45831e1f08c51e96d65c16ba21e2a86180b", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync.rs:221:32
[INFO] [stdout]     |
[INFO] [stdout] 221 |         if this.inner().strong.compare_and_swap(1, 0, Release) != 1 {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arbalest v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/sync.rs:316:25
[INFO] [stdout]     |
[INFO] [stdout] 316 |         if inner.strong.compare_and_swap(1, MUTABLE_REFCOUNT, Acquire) != 1 {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/sync.rs:917:14
[INFO] [stdout]     |
[INFO] [stdout] 917 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]     --> src/sync.rs:1217:14
[INFO] [stdout]      |
[INFO] [stdout] 1217 |         self.description().fmt(f)
[INFO] [stdout]      |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "7bcb048409879aaff9397264be2fb45831e1f08c51e96d65c16ba21e2a86180b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcb048409879aaff9397264be2fb45831e1f08c51e96d65c16ba21e2a86180b", kill_on_drop: false }`
[INFO] [stdout] 7bcb048409879aaff9397264be2fb45831e1f08c51e96d65c16ba21e2a86180b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3cc8f5465771c10064c70d39a4cec773b08e052fee3a8f1a0607a6da7cd6105
[INFO] running `Command { std: "docker" "start" "-a" "a3cc8f5465771c10064c70d39a4cec773b08e052fee3a8f1a0607a6da7cd6105", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/sync.rs:221:32
[INFO] [stderr]     |
[INFO] [stderr] 221 |         if this.inner().strong.compare_and_swap(1, 0, Release) != 1 {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/sync.rs:316:25
[INFO] [stderr]     |
[INFO] [stderr] 316 |         if inner.strong.compare_and_swap(1, MUTABLE_REFCOUNT, Acquire) != 1 {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/sync.rs:917:14
[INFO] [stderr]     |
[INFO] [stderr] 917 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]     --> src/sync.rs:1217:14
[INFO] [stderr]      |
[INFO] [stderr] 1217 |         self.description().fmt(f)
[INFO] [stderr]      |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `arbalest` (lib) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running tests/sync.rs (/opt/rustwide/target/debug/deps/sync-aff7fca451a043bd)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test drop_strong ... ok
[INFO] [stdout] test drop_strong_frail ... ok
[INFO] [stdout] test into_from_raw ... ok
[INFO] [stdout] test manually_share_strong ... ok
[INFO] [stdout] test show_strong ... ok
[INFO] [stdout] test test_dead ... ok
[INFO] [stdout] test test_frail_count ... ok
[INFO] [stdout] test test_from_owned ... ok
[INFO] [stdout] test test_strong_count ... ok
[INFO] [stdout] test try_unwrap ... ok
[INFO] [stdout] test test_live ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arbalest
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::default (line 1148) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::clone (line 1125) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::ge (line 706) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::default (line 508) ... ok
[INFO] [stdout] test src/sync.rs - sync::RefMut::downgrade (line 858) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::from_raw (line 359) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::downgrade (line 388) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong (line 66) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::drop (line 1170) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::ptr_eq (line 458) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::new (line 936) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::ptr_eq (line 1103) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::try_unwrap (line 209) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::cmp (line 725) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::clone (line 528) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::borrow_mut (line 253) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::try_upgrade (line 1017) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong (line 87) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::drop (line 767) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::new (line 179) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::frail_count (line 413) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::eq (line 597) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::upgrade (line 967) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::into_raw (line 333) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::partial_cmp (line 637) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::try_borrow_mut (line 296) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::le (line 672) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::gt (line 689) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::ne (line 615) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::ptr_eq (line 1086) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::strong_count (line 438) ... ok
[INFO] [stdout] test src/sync.rs - sync::Frail<T>::upgrade (line 986) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::borrow_mut (line 265) ... ok
[INFO] [stdout] test src/sync.rs - sync::Strong<T>::lt (line 655) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3cc8f5465771c10064c70d39a4cec773b08e052fee3a8f1a0607a6da7cd6105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3cc8f5465771c10064c70d39a4cec773b08e052fee3a8f1a0607a6da7cd6105", kill_on_drop: false }`
[INFO] [stdout] a3cc8f5465771c10064c70d39a4cec773b08e052fee3a8f1a0607a6da7cd6105