[INFO] fetching crate bindiff 0.0.1-pre...
[INFO] checking bindiff-0.0.1-pre against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate bindiff 0.0.1-pre into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bindiff 0.0.1-pre on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bindiff 0.0.1-pre
[INFO] finished tweaking crates.io crate bindiff 0.0.1-pre
[INFO] tweaked toml for crates.io crate bindiff 0.0.1-pre written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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-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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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] c09697827e55c013c330dc9108bb5fce68b03fc1c81a519a8b1a623ec85733e3
[INFO] running `Command { std: "docker" "start" "-a" "c09697827e55c013c330dc9108bb5fce68b03fc1c81a519a8b1a623ec85733e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c09697827e55c013c330dc9108bb5fce68b03fc1c81a519a8b1a623ec85733e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09697827e55c013c330dc9108bb5fce68b03fc1c81a519a8b1a623ec85733e3", kill_on_drop: false }`
[INFO] [stdout] c09697827e55c013c330dc9108bb5fce68b03fc1c81a519a8b1a623ec85733e3
[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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3866ec55e563920aa8c7c4e99498c60d5de812b2e16310b6d989eb4433574302
[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" "3866ec55e563920aa8c7c4e99498c60d5de812b2e16310b6d989eb4433574302", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking scroll v0.7.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling scroll_derive v0.8.0
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking goblin v0.0.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking csv v0.15.0
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking structopt v0.1.7
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking bindiff v0.0.1-pre (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> src/elf.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> src/elf.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.50s
[INFO] running `Command { std: "docker" "inspect" "3866ec55e563920aa8c7c4e99498c60d5de812b2e16310b6d989eb4433574302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3866ec55e563920aa8c7c4e99498c60d5de812b2e16310b6d989eb4433574302", kill_on_drop: false }`
[INFO] [stdout] 3866ec55e563920aa8c7c4e99498c60d5de812b2e16310b6d989eb4433574302