[INFO] cloning repository https://github.com/bazhenov/fast-estimate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bazhenov/fast-estimate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbazhenov%2Ffast-estimate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbazhenov%2Ffast-estimate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44e0d9aae079d56c835bad691bf0f67a5ed8ca98
[INFO] testing bazhenov/fast-estimate against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbazhenov%2Ffast-estimate" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bazhenov/fast-estimate 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 git repo https://github.com/bazhenov/fast-estimate
[INFO] finished tweaking git repo https://github.com/bazhenov/fast-estimate
[INFO] tweaked toml for git repo https://github.com/bazhenov/fast-estimate written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bazhenov/fast-estimate already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa098388166569b5828d0b3abf1f8a4516918658f6bec13b8dc7e26ede47382f
[INFO] running `Command { std: "docker" "start" "-a" "aa098388166569b5828d0b3abf1f8a4516918658f6bec13b8dc7e26ede47382f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa098388166569b5828d0b3abf1f8a4516918658f6bec13b8dc7e26ede47382f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa098388166569b5828d0b3abf1f8a4516918658f6bec13b8dc7e26ede47382f", kill_on_drop: false }`
[INFO] [stdout] aa098388166569b5828d0b3abf1f8a4516918658f6bec13b8dc7e26ede47382f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 321e60a47b3d06a596ffb0ca39d90519a83836550a95ad28dbdf54beb9598fa8
[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" "321e60a47b3d06a596ffb0ca39d90519a83836550a95ad28dbdf54beb9598fa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling est v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.45s
[INFO] running `Command { std: "docker" "inspect" "321e60a47b3d06a596ffb0ca39d90519a83836550a95ad28dbdf54beb9598fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321e60a47b3d06a596ffb0ca39d90519a83836550a95ad28dbdf54beb9598fa8", kill_on_drop: false }`
[INFO] [stdout] 321e60a47b3d06a596ffb0ca39d90519a83836550a95ad28dbdf54beb9598fa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01ee7e906a34560695bada7a3b6e574fdf91cc9bf36635825b022fa6823090a6
[INFO] running `Command { std: "docker" "start" "-a" "01ee7e906a34560695bada7a3b6e574fdf91cc9bf36635825b022fa6823090a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling est v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "01ee7e906a34560695bada7a3b6e574fdf91cc9bf36635825b022fa6823090a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ee7e906a34560695bada7a3b6e574fdf91cc9bf36635825b022fa6823090a6", kill_on_drop: false }`
[INFO] [stdout] 01ee7e906a34560695bada7a3b6e574fdf91cc9bf36635825b022fa6823090a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 36902ebcd7dc0e3696e908fc73c767b534b47a58116dd3c8f5fda2e88fb7a402
[INFO] running `Command { std: "docker" "start" "-a" "36902ebcd7dc0e3696e908fc73c767b534b47a58116dd3c8f5fda2e88fb7a402", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 29 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/est-a16379ce9de37315
[INFO] [stdout] test double_linked_list::tests::one_element_pop_front ... ok
[INFO] [stdout] test double_linked_list::tests::one_element_push_back_size ... ok
[INFO] [stdout] test double_linked_list::tests::remove_node ... ok
[INFO] [stdout] test double_linked_list::tests::push_before_updates_head ... ok
[INFO] [stdout] test double_linked_list::tests::push_before ... ok
[INFO] [stdout] test double_linked_list::tests::one_element_get_head_and_tail ... ok
[INFO] [stdout] test double_linked_list::tests::push_after_updates_tail ... ok
[INFO] [stdout] test double_linked_list::tests::links_should_be_updated ... ok
[INFO] [stdout] test double_linked_list::tests::two_element_push_front_collect ... ok
[INFO] [stdout] test double_linked_list::tests::two_element_push_front_size ... ok
[INFO] [stdout] test double_linked_list::tests::empty_size ... ok
[INFO] [stdout] test double_linked_list::tests::check_rc_links_count ... ok
[INFO] [stdout] test double_linked_list::tests::empty_pop_front ... ok
[INFO] [stdout] test double_linked_list::tests::push_after ... ok
[INFO] [stdout] test double_linked_list::tests::one_element_pop_back ... ok
[INFO] [stdout] test double_linked_list::tests::two_element_pop_front ... ok
[INFO] [stdout] test double_linked_list::tests::two_element_push_back_collect ... ok
[INFO] [stdout] test double_linked_list::tests::two_element_push_back_size ... ok
[INFO] [stdout] test double_linked_list::tests::can_store_node ... ok
[INFO] [stdout] test linear_counter::tests::new_pop_count ... ok
[INFO] [stdout] test linear_counter::tests::population_count ... ok
[INFO] [stdout] test linear_counter::tests::zero_lc ... ok
[INFO] [stdout] test stream_summary::tests::export_less_than_visited ... ok
[INFO] [stdout] test stream_summary::tests::replace_values ... ok
[INFO] [stdout] test stream_summary::tests::should_export_top_1 ... ok
[INFO] [stdout] test stream_summary::tests::should_export_top_2 ... ok
[INFO] [stdout] test stream_summary::tests::should_count_occurrences_correctly ... ok
[INFO] [stdout] test stream_summary::tests::shound ... ok
[INFO] [stdout] test linear_counter::tests::estimate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "36902ebcd7dc0e3696e908fc73c767b534b47a58116dd3c8f5fda2e88fb7a402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36902ebcd7dc0e3696e908fc73c767b534b47a58116dd3c8f5fda2e88fb7a402", kill_on_drop: false }`
[INFO] [stdout] 36902ebcd7dc0e3696e908fc73c767b534b47a58116dd3c8f5fda2e88fb7a402