[INFO] fetching crate libimagcounter 0.4.0...
[INFO] checking libimagcounter-0.4.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate libimagcounter 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate libimagcounter 0.4.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libimagcounter 0.4.0
[INFO] finished tweaking crates.io crate libimagcounter 0.4.0
[INFO] tweaked toml for crates.io crate libimagcounter 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libimagerror v0.4.0
[INFO] [stderr]   Downloaded libimagutil v0.4.0
[INFO] [stderr]   Downloaded libimagstore v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffd12ddd151848a3293ad68ac039f2064b417d73b8385bc6aae6b60f9cfd0fd6
[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" "ffd12ddd151848a3293ad68ac039f2064b417d73b8385bc6aae6b60f9cfd0fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffd12ddd151848a3293ad68ac039f2064b417d73b8385bc6aae6b60f9cfd0fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd12ddd151848a3293ad68ac039f2064b417d73b8385bc6aae6b60f9cfd0fd6", kill_on_drop: false }`
[INFO] [stdout] ffd12ddd151848a3293ad68ac039f2064b417d73b8385bc6aae6b60f9cfd0fd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761308bc600fa5138918f0836b441521dd0ea4f85e0305cd434ca6790c0881ad
[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" "761308bc600fa5138918f0836b441521dd0ea4f85e0305cd434ca6790c0881ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking version v2.0.1
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking libimagerror v0.4.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking libimagutil v0.4.0
[INFO] [stderr]     Checking toml-query v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking libimagstore v0.4.0
[INFO] [stderr]     Checking libimagcounter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let id = try!(ModuleEntryPath::new(name.clone())
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:74:33
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut lockentry = try!(store.create(id).chain_err(|| CEK::StoreWriteError));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:118:15
[INFO] [stdout]     |
[INFO] [stdout] 118 |         match try!(header.read(&query).chain_err(|| CEK::StoreReadError)) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:131:15
[INFO] [stdout]     |
[INFO] [stdout] 131 |         match try!(header.read(&query).chain_err(|| CEK::StoreReadError)) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:195:18
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let id = try!(ModuleEntryPath::new(name)
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:203:18
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let id = try!(ModuleEntryPath::new(name)
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `DerefMut` is imported redundantly
[INFO] [stdout]   --> src/counter.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::ops::DerefMut;
[INFO] [stdout]    |     ------------------ the item `DerefMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 67 |         use std::ops::DerefMut;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     unused_imports,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let id = try!(ModuleEntryPath::new(name.clone())
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:74:33
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut lockentry = try!(store.create(id).chain_err(|| CEK::StoreWriteError));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:118:15
[INFO] [stdout]     |
[INFO] [stdout] 118 |         match try!(header.read(&query).chain_err(|| CEK::StoreReadError)) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:131:15
[INFO] [stdout]     |
[INFO] [stdout] 131 |         match try!(header.read(&query).chain_err(|| CEK::StoreReadError)) {
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:195:18
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let id = try!(ModuleEntryPath::new(name)
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:203:18
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let id = try!(ModuleEntryPath::new(name)
[INFO] [stdout]     |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `DerefMut` is imported redundantly
[INFO] [stdout]   --> src/counter.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::ops::DerefMut;
[INFO] [stdout]    |     ------------------ the item `DerefMut` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 67 |         use std::ops::DerefMut;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     unused_imports,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libimagcounter`
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "761308bc600fa5138918f0836b441521dd0ea4f85e0305cd434ca6790c0881ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761308bc600fa5138918f0836b441521dd0ea4f85e0305cd434ca6790c0881ad", kill_on_drop: false }`
[INFO] [stdout] 761308bc600fa5138918f0836b441521dd0ea4f85e0305cd434ca6790c0881ad