[INFO] fetching crate serde_mcf 0.1.3... [INFO] checking serde_mcf-0.1.3 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] extracting crate serde_mcf 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate serde_mcf 0.1.3 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde_mcf 0.1.3 [INFO] finished tweaking crates.io crate serde_mcf 0.1.3 [INFO] tweaked toml for crates.io crate serde_mcf 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] 4462a54c458ef340404c82d9df225cc8568bfd83511b813a396f6f2ca851571d [INFO] running `Command { std: "docker" "start" "-a" "4462a54c458ef340404c82d9df225cc8568bfd83511b813a396f6f2ca851571d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4462a54c458ef340404c82d9df225cc8568bfd83511b813a396f6f2ca851571d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4462a54c458ef340404c82d9df225cc8568bfd83511b813a396f6f2ca851571d", kill_on_drop: false }` [INFO] [stdout] 4462a54c458ef340404c82d9df225cc8568bfd83511b813a396f6f2ca851571d [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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7437b2b0bc0dee4472ced89d1d6863d7e7ae1dff757cc09e4ec4547a622f0ebb [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" "7437b2b0bc0dee4472ced89d1d6863d7e7ae1dff757cc09e4ec4547a622f0ebb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling serde_json v1.0.62 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking data-encoding v2.3.2 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking backtrace v0.3.56 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking serde_bytes v0.10.5 [INFO] [stderr] Checking serde_mcf v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:120:1 [INFO] [stdout] | [INFO] [stdout] 120 | /// List of known algorithm identifiers. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:121:1 [INFO] [stdout] | [INFO] [stdout] 121 | /// Source: https://passlib.readthedocs.io/en/stable/modular_crypt_format.html [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/encoding.rs:60:29 [INFO] [stdout] | [INFO] [stdout] 60 | let (salt, hash) = (try!(BASE64BCRYPT.decode(&encoded.as_bytes()[..22]) [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/encoding.rs:62:29 [INFO] [stdout] | [INFO] [stdout] 62 | ... try!(BASE64BCRYPT.decode(&encoded.as_bytes()[22..]) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:120:1 [INFO] [stdout] | [INFO] [stdout] 120 | /// List of known algorithm identifiers. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/lib.rs:121:1 [INFO] [stdout] | [INFO] [stdout] 121 | /// Source: https://passlib.readthedocs.io/en/stable/modular_crypt_format.html [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/encoding.rs:60:29 [INFO] [stdout] | [INFO] [stdout] 60 | let (salt, hash) = (try!(BASE64BCRYPT.decode(&encoded.as_bytes()[..22]) [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/encoding.rs:62:29 [INFO] [stdout] | [INFO] [stdout] 62 | ... try!(BASE64BCRYPT.decode(&encoded.as_bytes()[22..]) [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain!{ [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | Custom(msg: String) [INFO] [stdout] 43 | | Unsupported [INFO] [stdout] ... | [INFO] [stdout] 49 | | } [INFO] [stdout] 50 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain!{ [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | Custom(msg: String) [INFO] [stdout] 43 | | Unsupported [INFO] [stdout] ... | [INFO] [stdout] 49 | | } [INFO] [stdout] 50 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain!{ [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | Custom(msg: String) [INFO] [stdout] 43 | | Unsupported [INFO] [stdout] ... | [INFO] [stdout] 49 | | } [INFO] [stdout] 50 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain!{ [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | Custom(msg: String) [INFO] [stdout] 43 | | Unsupported [INFO] [stdout] ... | [INFO] [stdout] 49 | | } [INFO] [stdout] 50 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.73s [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7437b2b0bc0dee4472ced89d1d6863d7e7ae1dff757cc09e4ec4547a622f0ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7437b2b0bc0dee4472ced89d1d6863d7e7ae1dff757cc09e4ec4547a622f0ebb", kill_on_drop: false }` [INFO] [stdout] 7437b2b0bc0dee4472ced89d1d6863d7e7ae1dff757cc09e4ec4547a622f0ebb