[INFO] fetching crate stack 0.4.0...
[INFO] testing stack-0.4.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate stack 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate stack 0.4.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stack 0.4.0
[INFO] finished tweaking crates.io crate stack 0.4.0
[INFO] tweaked toml for crates.io crate stack 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a7295660f36df0367f23b925ce87acced0d4665eee0fc40ad54cc8f5c30d96d
[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" "7a7295660f36df0367f23b925ce87acced0d4665eee0fc40ad54cc8f5c30d96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a7295660f36df0367f23b925ce87acced0d4665eee0fc40ad54cc8f5c30d96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7295660f36df0367f23b925ce87acced0d4665eee0fc40ad54cc8f5c30d96d", kill_on_drop: false }`
[INFO] [stdout] 7a7295660f36df0367f23b925ce87acced0d4665eee0fc40ad54cc8f5c30d96d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bfab39c4e78c05553f0597a661e5d33f9bb4e254d7e361669f5fde239f09e55
[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" "8bfab39c4e78c05553f0597a661e5d33f9bb4e254d7e361669f5fde239f09e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling coalesce v0.1.1
[INFO] [stderr]    Compiling stack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "8bfab39c4e78c05553f0597a661e5d33f9bb4e254d7e361669f5fde239f09e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfab39c4e78c05553f0597a661e5d33f9bb4e254d7e361669f5fde239f09e55", kill_on_drop: false }`
[INFO] [stdout] 8bfab39c4e78c05553f0597a661e5d33f9bb4e254d7e361669f5fde239f09e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff7d38096702e32a2235497f6f8b2419a8866b006372ca8d10649eb07da20014
[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" "ff7d38096702e32a2235497f6f8b2419a8866b006372ca8d10649eb07da20014", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "ff7d38096702e32a2235497f6f8b2419a8866b006372ca8d10649eb07da20014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff7d38096702e32a2235497f6f8b2419a8866b006372ca8d10649eb07da20014", kill_on_drop: false }`
[INFO] [stdout] ff7d38096702e32a2235497f6f8b2419a8866b006372ca8d10649eb07da20014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] a4b2778b385046f5777b622e49541ba4d56e4f43e13b5e2a9974e40a35c88494
[INFO] running `Command { std: "docker" "start" "-a" "a4b2778b385046f5777b622e49541ba4d56e4f43e13b5e2a9974e40a35c88494", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack-b4a4d958c3851771
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/addressable-059f3664d5d506d0
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/array_vec-80989ab50e778a2e
[INFO] [stdout] test addressable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/small_dst-a832563039ba94d1
[INFO] [stdout] test test_into_inner_1 ... ok
[INFO] [stdout] test test_in_option ... ok
[INFO] [stdout] test test_insert ... ok
[INFO] [stdout] test test_iter ... ok
[INFO] [stdout] test test_simple ... ok
[INFO] [stdout] test test_u16_index ... ok
[INFO] [stdout] test test_into_inner_3 ... ok
[INFO] [stdout] test test_drop ... ok
[INFO] [stdout] test test_is_send_sync ... ok
[INFO] [stdout] test test_into_inner_2 ... ok
[INFO] [stdout] test test_extend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test many_instances ... ok
[INFO] [stdout] test undersize ... ok
[INFO] [stdout] test ensure_drop ... ok
[INFO] [stdout] test sized ... ok
[INFO] [stdout] test closure ... ok
[INFO] [stdout] test spill ... ok
[INFO] [stdout] test trivial_type ... ok
[INFO] [stdout] test oversize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/small_vec-a4aa2150439de317
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test drop_soundness ... ok
[INFO] [stdout] test test_capacity ... ok
[INFO] [stdout] test test_double_spill ... ok
[INFO] [stdout] test into_iter ... ok
[INFO] [stdout] test null_optimization ... ok
[INFO] [stdout] test test_spill ... ok
[INFO] [stdout] test test_truncate ... ok
[INFO] [stdout] test test_inline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stack
[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" "a4b2778b385046f5777b622e49541ba4d56e4f43e13b5e2a9974e40a35c88494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b2778b385046f5777b622e49541ba4d56e4f43e13b5e2a9974e40a35c88494", kill_on_drop: false }`
[INFO] [stdout] a4b2778b385046f5777b622e49541ba4d56e4f43e13b5e2a9974e40a35c88494