[INFO] fetching crate mammoth-macro 0.0.1...
[INFO] checking mammoth-macro-0.0.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate mammoth-macro 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mammoth-macro 0.0.1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mammoth-macro 0.0.1
[INFO] finished tweaking crates.io crate mammoth-macro 0.0.1
[INFO] tweaked toml for crates.io crate mammoth-macro 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e27e885b7c45575556e95159800e44e29d7ee85b7d51bd2990836e5be729fcf
[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" "0e27e885b7c45575556e95159800e44e29d7ee85b7d51bd2990836e5be729fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e27e885b7c45575556e95159800e44e29d7ee85b7d51bd2990836e5be729fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e27e885b7c45575556e95159800e44e29d7ee85b7d51bd2990836e5be729fcf", kill_on_drop: false }`
[INFO] [stdout] 0e27e885b7c45575556e95159800e44e29d7ee85b7d51bd2990836e5be729fcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] c4935ee2ae13260d6cab0a535b1a6155e58f8ed6ace4d499d51c64dbc4ec1025
[INFO] running `Command { std: "docker" "start" "-a" "c4935ee2ae13260d6cab0a535b1a6155e58f8ed6ace4d499d51c64dbc4ec1025", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking regex v1.1.9
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking mammoth-macro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking mammoth-setup v0.0.1
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/mammoth_module.rs:20:37
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn on_validation(&self, _: &mut Logger) -> Result<(), Error> {
[INFO] [stdout]    |                                     ^^^^^^ help: use `dyn`: `dyn Logger`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 1m 11s
[INFO] running `Command { std: "docker" "inspect" "c4935ee2ae13260d6cab0a535b1a6155e58f8ed6ace4d499d51c64dbc4ec1025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4935ee2ae13260d6cab0a535b1a6155e58f8ed6ace4d499d51c64dbc4ec1025", kill_on_drop: false }`
[INFO] [stdout] c4935ee2ae13260d6cab0a535b1a6155e58f8ed6ace4d499d51c64dbc4ec1025