[INFO] fetching crate pour 0.2.1...
[INFO] testing pour-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pour 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pour 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pour 0.2.1
[INFO] finished tweaking crates.io crate pour 0.2.1
[INFO] tweaked toml for crates.io crate pour 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c5005ed850d2617f7d2464c7b962691560118ca7e958105e22d6843f54b2712e
[INFO] running `Command { std: "docker" "start" "-a" "c5005ed850d2617f7d2464c7b962691560118ca7e958105e22d6843f54b2712e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5005ed850d2617f7d2464c7b962691560118ca7e958105e22d6843f54b2712e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5005ed850d2617f7d2464c7b962691560118ca7e958105e22d6843f54b2712e", kill_on_drop: false }`
[INFO] [stdout] c5005ed850d2617f7d2464c7b962691560118ca7e958105e22d6843f54b2712e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24c1977aa171cb3f9215404e4c653ee0713da1f007e88657b21ff1e8dd4a6320
[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" "24c1977aa171cb3f9215404e4c653ee0713da1f007e88657b21ff1e8dd4a6320", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling slice-dst v1.5.1
[INFO] [stderr]    Compiling ptr-union v2.1.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling const-random v0.1.13
[INFO] [stderr]    Compiling elysees v0.2.4
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling pour v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.89s
[INFO] running `Command { std: "docker" "inspect" "24c1977aa171cb3f9215404e4c653ee0713da1f007e88657b21ff1e8dd4a6320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c1977aa171cb3f9215404e4c653ee0713da1f007e88657b21ff1e8dd4a6320", kill_on_drop: false }`
[INFO] [stdout] 24c1977aa171cb3f9215404e4c653ee0713da1f007e88657b21ff1e8dd4a6320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f1d257ae599fc7265a98150b914e7ce16af60fe7078c27b0ad4795d53fd6be1
[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" "2f1d257ae599fc7265a98150b914e7ce16af60fe7078c27b0ad4795d53fd6be1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling pour v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.16s
[INFO] running `Command { std: "docker" "inspect" "2f1d257ae599fc7265a98150b914e7ce16af60fe7078c27b0ad4795d53fd6be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1d257ae599fc7265a98150b914e7ce16af60fe7078c27b0ad4795d53fd6be1", kill_on_drop: false }`
[INFO] [stdout] 2f1d257ae599fc7265a98150b914e7ce16af60fe7078c27b0ad4795d53fd6be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 04247572ab0c47b2592125d454bfbad178d547b696417dcb683a3045827d0d6b
[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" "04247572ab0c47b2592125d454bfbad178d547b696417dcb683a3045827d0d6b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pour-a16fd4300e4519a3
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test inner::tests::basic_double_in_test ... ok
[INFO] [stdout] test inner::tests::basic_branch_ordering ... ok
[INFO] [stdout] test test::small_consed_set_ops ... ok
[INFO] [stdout] test test::big_usize_insert ... ok
[INFO] [stdout] test inner::tests::basic_branch_joins ... ok
[INFO] [stdout] test test::small_non_consed_map_set_ops ... ok
[INFO] [stdout] test test::small_usize_insert ... ok
[INFO] [stdout] test inner::tests::empty_inner_consing ... ok
[INFO] [stdout] test test::mapping_set_op ... ok
[INFO] [stdout] test map_impls::tests::big_small_submap_check ... ok
[INFO] [stdout] test test::medium_map_construction ... ok
[INFO] [stderr]    Doc-tests pour
[INFO] [stdout] test test::medium_map_construction_in_ctx ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::contains (line 517) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::insert_in (line 377) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::mutated_vals_in (line 529) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::len (line 167) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::as_ptr (line 118) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::inserted_in (line 317) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::get (line 497) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::insert (line 397) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::iter (line 186) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::inserted (line 356) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::is_empty (line 152) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::mutate_vals (line 578) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::domains_intersect (line 1139) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::domains_disjoint (line 1173) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::new (line 78) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::singleton (line 139) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::remove_in (line 275) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::removed_in (line 249) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::remove (line 296) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::try_insert_in (line 458) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::removed (line 262) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::singleton_in (line 97) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::try_inserted_in (line 417) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::try_insert (line 478) ... ok
[INFO] [stdout] test src/lib.rs - IdMap<K, V>::try_inserted (line 440) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "04247572ab0c47b2592125d454bfbad178d547b696417dcb683a3045827d0d6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04247572ab0c47b2592125d454bfbad178d547b696417dcb683a3045827d0d6b", kill_on_drop: false }`
[INFO] [stdout] 04247572ab0c47b2592125d454bfbad178d547b696417dcb683a3045827d0d6b