[INFO] fetching crate erbium 0.1.0...
[INFO] testing erbium-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate erbium 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate erbium 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erbium 0.1.0
[INFO] finished tweaking crates.io crate erbium 0.1.0
[INFO] tweaked toml for crates.io crate erbium 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate erbium 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 2cf17d4397445b6d2a67cbcc7515ccfbf96202f6d5784c6853a4f71ae7532196
[INFO] running `Command { std: "docker" "start" "-a" "2cf17d4397445b6d2a67cbcc7515ccfbf96202f6d5784c6853a4f71ae7532196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cf17d4397445b6d2a67cbcc7515ccfbf96202f6d5784c6853a4f71ae7532196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf17d4397445b6d2a67cbcc7515ccfbf96202f6d5784c6853a4f71ae7532196", kill_on_drop: false }`
[INFO] [stdout] 2cf17d4397445b6d2a67cbcc7515ccfbf96202f6d5784c6853a4f71ae7532196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] b0cd91611aa7653b4bc509034976c6705cb7dc3e7be40bc087198066bd66da26
[INFO] running `Command { std: "docker" "start" "-a" "b0cd91611aa7653b4bc509034976c6705cb7dc3e7be40bc087198066bd66da26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling waker-fn v1.0.0
[INFO] [stderr]    Compiling event-listener v2.3.0
[INFO] [stderr]    Compiling fastrand v1.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling concurrent-queue v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling futures-lite v0.1.10
[INFO] [stderr]    Compiling async-channel v1.4.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rusqlite v0.23.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling netlink-packet-utils v0.2.0
[INFO] [stderr]    Compiling netlink-packet-core v0.2.0
[INFO] [stderr]    Compiling netlink-packet-route v0.3.0
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling netlink-sys v0.3.0
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling erbium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "b0cd91611aa7653b4bc509034976c6705cb7dc3e7be40bc087198066bd66da26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cd91611aa7653b4bc509034976c6705cb7dc3e7be40bc087198066bd66da26", kill_on_drop: false }`
[INFO] [stdout] b0cd91611aa7653b4bc509034976c6705cb7dc3e7be40bc087198066bd66da26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff4c77d5934817e1cfea2876f5333ffc43159af5660387eb0c8eb3019091dc2
[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" "5ff4c77d5934817e1cfea2876f5333ffc43159af5660387eb0c8eb3019091dc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling erbium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `broadcast_failed_renew`
[INFO] [stdout]    --> src/dhcp/test.rs:241:4
[INFO] [stdout]     |
[INFO] [stdout] 241 | fn broadcast_failed_renew() {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dhcpinform_dont_check_existing_lease`
[INFO] [stdout]    --> src/dhcp/test.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn dhcpinform_dont_check_existing_lease() {
[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 7.42s
[INFO] running `Command { std: "docker" "inspect" "5ff4c77d5934817e1cfea2876f5333ffc43159af5660387eb0c8eb3019091dc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff4c77d5934817e1cfea2876f5333ffc43159af5660387eb0c8eb3019091dc2", kill_on_drop: false }`
[INFO] [stdout] 5ff4c77d5934817e1cfea2876f5333ffc43159af5660387eb0c8eb3019091dc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 2e0b3d80de58ce6132dc9eb4312b3d0697dc1ff75d4a912a344a2df67c4086cc
[INFO] running `Command { std: "docker" "start" "-a" "2e0b3d80de58ce6132dc9eb4312b3d0697dc1ff75d4a912a344a2df67c4086cc", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `broadcast_failed_renew`
[INFO] [stderr]    --> src/dhcp/test.rs:241:4
[INFO] [stderr]     |
[INFO] [stderr] 241 | fn broadcast_failed_renew() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dhcpinform_dont_check_existing_lease`
[INFO] [stderr]    --> src/dhcp/test.rs:255:4
[INFO] [stderr]     |
[INFO] [stderr] 255 | fn dhcpinform_dont_check_existing_lease() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/erbium-31a625f937bbb785
[INFO] [stdout] running 29 tests
[INFO] [stdout] test dhcp::config::test_duration ... ok
[INFO] [stdout] test dhcp::test::client_identifier_or_chaddr ... ok
[INFO] [stdout] test config::test_config_parse ... ok
[INFO] [stdout] test dhcp::pool::dont_hand_out_old_stale_lease ... ok
[INFO] [stdout] test dhcp::pool::smoke_test ... ok
[INFO] [stdout] test dhcp::test::confirm_yiaddr_set ... ok
[INFO] [stdout] test dhcp::test::test_parsing_inverse_serialising ... ok
[INFO] [stdout] test dhcp::pool::empty_pool ... ok
[INFO] [stdout] test dhcp::pool::acquire_requested_address_invalid ... ok
[INFO] [stdout] test dhcp::test::ack_required ... ok
[INFO] [stdout] test dhcp::test::ignore_other_request ... ok
[INFO] [stdout] test dhcp::pool::acquire_requested_address_success ... ok
[INFO] [stdout] test dhcp::test::test_handle_pkt ... ok
[INFO] [stdout] test dhcp::pool::reacquire_lease ... ok
[INFO] [stdout] test dhcp::pool::acquire_requested_address_in_use ... ok
[INFO] [stdout] test dhcp::pool::reacquire_expired_lease ... ok
[INFO] [stdout] test dhcp::test::ignore_unused_flag_bits ... ok
[INFO] [stdout] test dhcp::test_policy ... ok
[INFO] [stdout] test net::packet::test_checksum ... ok
[INFO] [stdout] test net::packet::test_udp_packet ... ok
[INFO] [stdout] test net::test_netmask ... ok
[INFO] [stdout] test net::test_prefix ... ok
[INFO] [stdout] test dhcp::test::server_address_set ... ok
[INFO] [stdout] test dhcp::test::offer_required ... ok
[INFO] [stdout] test dhcp::test::truncated_pkt ... ok
[INFO] [stdout] test net::test_contains ... ok
[INFO] [stdout] test dhcp::test::test_renew_unknown ... ok
[INFO] [stdout] test dhcp::test::test_full ... ok
[INFO] [stdout] test dhcp::test_config_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/erbium-599b3d2ece165d8b
[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] [stderr]      Running /opt/rustwide/target/debug/deps/erbium_conftest-d47fc0e55b7e30e2
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/erbium_dhcp-2296a79b32e63817
[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] [stderr]      Running /opt/rustwide/target/debug/deps/erbium_dns-87c737de04827820
[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] [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] [stderr]    Doc-tests erbium
[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" "2e0b3d80de58ce6132dc9eb4312b3d0697dc1ff75d4a912a344a2df67c4086cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0b3d80de58ce6132dc9eb4312b3d0697dc1ff75d4a912a344a2df67c4086cc", kill_on_drop: false }`
[INFO] [stdout] 2e0b3d80de58ce6132dc9eb4312b3d0697dc1ff75d4a912a344a2df67c4086cc