[INFO] fetching crate ertrace 0.2.1...
[INFO] testing ertrace-0.2.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate ertrace 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ertrace 0.2.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ertrace 0.2.1
[INFO] finished tweaking crates.io crate ertrace 0.2.1
[INFO] tweaked toml for crates.io crate ertrace 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ertrace 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a244241dc5ab4e1fcbb4f1896ec5eae5980746fdf4ff1305116157c7ad2a7d39
[INFO] running `Command { std: "docker" "start" "-a" "a244241dc5ab4e1fcbb4f1896ec5eae5980746fdf4ff1305116157c7ad2a7d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a244241dc5ab4e1fcbb4f1896ec5eae5980746fdf4ff1305116157c7ad2a7d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a244241dc5ab4e1fcbb4f1896ec5eae5980746fdf4ff1305116157c7ad2a7d39", kill_on_drop: false }`
[INFO] [stdout] a244241dc5ab4e1fcbb4f1896ec5eae5980746fdf4ff1305116157c7ad2a7d39
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c23234384048c4cd7958ab42910ca129ccf98c0e287b30b1388d08b68a7a85d
[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" "0c23234384048c4cd7958ab42910ca129ccf98c0e287b30b1388d08b68a7a85d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ertrace v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/ertrace.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         if FREE_LIST.compare_and_swap(current_ptr, new_ptr, Ordering::Release) == current_ptr {
[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::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/ertrace.rs:141:26
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if FREE_LIST.compare_and_swap(old_next, self.head.as_ptr(), Ordering::Release)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "0c23234384048c4cd7958ab42910ca129ccf98c0e287b30b1388d08b68a7a85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c23234384048c4cd7958ab42910ca129ccf98c0e287b30b1388d08b68a7a85d", kill_on_drop: false }`
[INFO] [stdout] 0c23234384048c4cd7958ab42910ca129ccf98c0e287b30b1388d08b68a7a85d
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc79fdb11c18e9907a2aeb28d35b78a55df91bf5e172c9a2fcdedffd0fd8c286
[INFO] running `Command { std: "docker" "start" "-a" "dc79fdb11c18e9907a2aeb28d35b78a55df91bf5e172c9a2fcdedffd0fd8c286", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/ertrace.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         if FREE_LIST.compare_and_swap(current_ptr, new_ptr, Ordering::Release) == current_ptr {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ertrace v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/ertrace.rs:141:26
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if FREE_LIST.compare_and_swap(old_next, self.head.as_ptr(), Ordering::Release)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/ertrace.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |         if FREE_LIST.compare_and_swap(current_ptr, new_ptr, Ordering::Release) == current_ptr {
[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::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/ertrace.rs:141:26
[INFO] [stdout]     |
[INFO] [stdout] 141 |             if FREE_LIST.compare_and_swap(old_next, self.head.as_ptr(), Ordering::Release)
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "dc79fdb11c18e9907a2aeb28d35b78a55df91bf5e172c9a2fcdedffd0fd8c286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc79fdb11c18e9907a2aeb28d35b78a55df91bf5e172c9a2fcdedffd0fd8c286", kill_on_drop: false }`
[INFO] [stdout] dc79fdb11c18e9907a2aeb28d35b78a55df91bf5e172c9a2fcdedffd0fd8c286
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84afb4f2a49245b4c3b9d030c2ace6cc8c0d62354cbe9b2f82d538797a599ac0
[INFO] running `Command { std: "docker" "start" "-a" "84afb4f2a49245b4c3b9d030c2ace6cc8c0d62354cbe9b2f82d538797a599ac0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/ertrace.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |         if FREE_LIST.compare_and_swap(current_ptr, new_ptr, Ordering::Release) == current_ptr {
[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::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/ertrace.rs:141:26
[INFO] [stderr]     |
[INFO] [stderr] 141 |             if FREE_LIST.compare_and_swap(old_next, self.head.as_ptr(), Ordering::Release)
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/ertrace.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |         if FREE_LIST.compare_and_swap(current_ptr, new_ptr, Ordering::Release) == current_ptr {
[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::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/ertrace.rs:141:26
[INFO] [stderr]     |
[INFO] [stderr] 141 |             if FREE_LIST.compare_and_swap(old_next, self.head.as_ptr(), Ordering::Release)
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ertrace-a2a84481c0837746)
[INFO] [stdout] test tests::basics ... ok
[INFO] [stderr]    Doc-tests ertrace
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84afb4f2a49245b4c3b9d030c2ace6cc8c0d62354cbe9b2f82d538797a599ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84afb4f2a49245b4c3b9d030c2ace6cc8c0d62354cbe9b2f82d538797a599ac0", kill_on_drop: false }`
[INFO] [stdout] 84afb4f2a49245b4c3b9d030c2ace6cc8c0d62354cbe9b2f82d538797a599ac0