[INFO] fetching crate roundqueue 0.2.9...
[INFO] checking roundqueue-0.2.9 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate roundqueue 0.2.9 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate roundqueue 0.2.9 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate roundqueue 0.2.9
[INFO] finished tweaking crates.io crate roundqueue 0.2.9
[INFO] tweaked toml for crates.io crate roundqueue 0.2.9 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate roundqueue 0.2.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unix-daemonize v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3e232c1255e935fe7b647abeabf330f390b5c2007a404abf95dba7dcca61f0a
[INFO] running `Command { std: "docker" "start" "-a" "e3e232c1255e935fe7b647abeabf330f390b5c2007a404abf95dba7dcca61f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3e232c1255e935fe7b647abeabf330f390b5c2007a404abf95dba7dcca61f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e232c1255e935fe7b647abeabf330f390b5c2007a404abf95dba7dcca61f0a", kill_on_drop: false }`
[INFO] [stdout] e3e232c1255e935fe7b647abeabf330f390b5c2007a404abf95dba7dcca61f0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1117d2f6d1f150d9dd733c30ea96913689e75eda265591acc61740da8e9cf00
[INFO] running `Command { std: "docker" "start" "-a" "d1117d2f6d1f150d9dd733c30ea96913689e75eda265591acc61740da8e9cf00", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking libflate v1.0.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking shared_child v0.3.4
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking unix-daemonize v0.1.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking procfs v0.8.1
[INFO] [stderr]    Compiling git-version-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking git-version v0.3.4
[INFO] [stderr]     Checking roundqueue v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `add_file`
[INFO] [stdout]   --> tests/lib.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn add_file(&self, p: &str, contents: &[u8]) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `expect_file`
[INFO] [stdout]   --> tests/lib.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn expect_file(&self, p: &str, contents: &[u8]) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.22s
[INFO] running `Command { std: "docker" "inspect" "d1117d2f6d1f150d9dd733c30ea96913689e75eda265591acc61740da8e9cf00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1117d2f6d1f150d9dd733c30ea96913689e75eda265591acc61740da8e9cf00", kill_on_drop: false }`
[INFO] [stdout] d1117d2f6d1f150d9dd733c30ea96913689e75eda265591acc61740da8e9cf00