[INFO] fetching crate fingertrees 0.2.9...
[INFO] testing fingertrees-0.2.9 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate fingertrees 0.2.9 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate fingertrees 0.2.9 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fingertrees 0.2.9
[INFO] finished tweaking crates.io crate fingertrees 0.2.9
[INFO] tweaked toml for crates.io crate fingertrees 0.2.9 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b5a76a3c9923d90d2da6ae4c787df455c83f6e8b6d6dbbd1b15e8af7498a76a
[INFO] running `Command { std: "docker" "start" "-a" "7b5a76a3c9923d90d2da6ae4c787df455c83f6e8b6d6dbbd1b15e8af7498a76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b5a76a3c9923d90d2da6ae4c787df455c83f6e8b6d6dbbd1b15e8af7498a76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b5a76a3c9923d90d2da6ae4c787df455c83f6e8b6d6dbbd1b15e8af7498a76a", kill_on_drop: false }`
[INFO] [stdout] 7b5a76a3c9923d90d2da6ae4c787df455c83f6e8b6d6dbbd1b15e8af7498a76a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a47e35fb35e2e38b3c2db4ef299a1eb8dc365a1546a92eb014fea37c0f93d6c
[INFO] running `Command { std: "docker" "start" "-a" "5a47e35fb35e2e38b3c2db4ef299a1eb8dc365a1546a92eb014fea37c0f93d6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fingertrees v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "5a47e35fb35e2e38b3c2db4ef299a1eb8dc365a1546a92eb014fea37c0f93d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a47e35fb35e2e38b3c2db4ef299a1eb8dc365a1546a92eb014fea37c0f93d6c", kill_on_drop: false }`
[INFO] [stdout] 5a47e35fb35e2e38b3c2db4ef299a1eb8dc365a1546a92eb014fea37c0f93d6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee69826fee476180282f5a210d4f90df3707e9fa516e81a60162176e5c0ec0dc
[INFO] running `Command { std: "docker" "start" "-a" "ee69826fee476180282f5a210d4f90df3707e9fa516e81a60162176e5c0ec0dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling fingertrees v0.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 39.65s
[INFO] running `Command { std: "docker" "inspect" "ee69826fee476180282f5a210d4f90df3707e9fa516e81a60162176e5c0ec0dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee69826fee476180282f5a210d4f90df3707e9fa516e81a60162176e5c0ec0dc", kill_on_drop: false }`
[INFO] [stdout] ee69826fee476180282f5a210d4f90df3707e9fa516e81a60162176e5c0ec0dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1bb9e958ba79bb960c025342f30578d5ef040347f614855d68e0d3944b5e7075
[INFO] running `Command { std: "docker" "start" "-a" "1bb9e958ba79bb960c025342f30578d5ef040347f614855d68e0d3944b5e7075", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fingertrees-903370317029a561)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::simple::reversed ... ok
[INFO] [stdout] test test::quickcheck::from_slice ... ok
[INFO] [stdout] test test::simple::queue ... ok
[INFO] [stdout] test test::simple::find ... ok
[INFO] [stdout] test test::simple::sync_send ... ok
[INFO] [stdout] test test::quickcheck::split_and_concat ... ok
[INFO] [stdout] test test::simple::split_left ... ok
[INFO] [stdout] test test::simple::split_right ... ok
[INFO] [stdout] test test::simple::split ... ok
[INFO] [stdout] test test::simple::from_slice ... ok
[INFO] [stdout] test test::simple::concat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.87s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fingertrees
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/reference.rs - reference::Refs (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1bb9e958ba79bb960c025342f30578d5ef040347f614855d68e0d3944b5e7075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb9e958ba79bb960c025342f30578d5ef040347f614855d68e0d3944b5e7075", kill_on_drop: false }`
[INFO] [stdout] 1bb9e958ba79bb960c025342f30578d5ef040347f614855d68e0d3944b5e7075