[INFO] fetching crate qbsdiff 1.3.1...
[INFO] checking qbsdiff-1.3.1 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate qbsdiff 1.3.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate qbsdiff 1.3.1 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qbsdiff 1.3.1
[INFO] finished tweaking crates.io crate qbsdiff 1.3.1
[INFO] tweaked toml for crates.io crate qbsdiff 1.3.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate qbsdiff 1.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cba30322afeaf14ac4ffaa06fccfeaa11e9261bcb71fb62e7be09167f26c27af
[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" "cba30322afeaf14ac4ffaa06fccfeaa11e9261bcb71fb62e7be09167f26c27af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cba30322afeaf14ac4ffaa06fccfeaa11e9261bcb71fb62e7be09167f26c27af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba30322afeaf14ac4ffaa06fccfeaa11e9261bcb71fb62e7be09167f26c27af", kill_on_drop: false }`
[INFO] [stdout] cba30322afeaf14ac4ffaa06fccfeaa11e9261bcb71fb62e7be09167f26c27af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--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] 4a8bb336c80a070e22fcc7397c32aab17644700e9683e2508365f7477db9998d
[INFO] running `Command { std: "docker" "start" "-a" "4a8bb336c80a070e22fcc7397c32aab17644700e9683e2508365f7477db9998d", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking sacabase v2.0.0
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]    Compiling cdivsufsort v2.0.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking criterion-plot v0.4.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking suffix_array v0.5.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.14
[INFO] [stderr]     Checking globwalk v0.7.3
[INFO] [stderr]     Checking suffix_array v0.4.0
[INFO] [stderr]     Checking qbsdiff v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking qbsdiff v1.3.0
[INFO] [stderr]     Checking qbsdiff_test_bench_utils v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "4a8bb336c80a070e22fcc7397c32aab17644700e9683e2508365f7477db9998d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8bb336c80a070e22fcc7397c32aab17644700e9683e2508365f7477db9998d", kill_on_drop: false }`
[INFO] [stdout] 4a8bb336c80a070e22fcc7397c32aab17644700e9683e2508365f7477db9998d