[INFO] fetching crate asnom 0.1.0...
[INFO] checking asnom-0.1.0 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate asnom 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate asnom 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asnom 0.1.0
[INFO] finished tweaking crates.io crate asnom 0.1.0
[INFO] tweaked toml for crates.io crate asnom 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6a4bbd851613a7709a211da8c6a47e28bec7a7808708709d5baf1343ee50dfc
[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" "a6a4bbd851613a7709a211da8c6a47e28bec7a7808708709d5baf1343ee50dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6a4bbd851613a7709a211da8c6a47e28bec7a7808708709d5baf1343ee50dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a4bbd851613a7709a211da8c6a47e28bec7a7808708709d5baf1343ee50dfc", kill_on_drop: false }`
[INFO] [stdout] a6a4bbd851613a7709a211da8c6a47e28bec7a7808708709d5baf1343ee50dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adce00f86df86cd0a5cf68b5065c5ad1e51941b3ae4aeb585c86d999daab3f5d
[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" "adce00f86df86cd0a5cf68b5065c5ad1e51941b3ae4aeb585c86d999daab3f5d", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking asnom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 try!(encode_into(&mut tmp, tag));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/write.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn write_type(mut w: &mut Write, class: TagClass, structure: TagStructure, id: u64) {
[INFO] [stdout]    |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/write.rs:95:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn write_length(mut w: &mut Write, length: usize) {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/write.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 try!(encode_into(&mut tmp, tag));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TagStructure`
[INFO] [stdout]    --> src/parse.rs:118:28
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use common::{TagClass, TagStructure};
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/write.rs:39:31
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn write_type(mut w: &mut Write, class: TagClass, structure: TagStructure, id: u64) {
[INFO] [stdout]    |                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/write.rs:95:33
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn write_length(mut w: &mut Write, length: usize) {
[INFO] [stdout]    |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/write.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::string`
[INFO] [stdout]    --> src/write.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use std::string;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BigEndian`, `WriteBytesExt`
[INFO] [stdout]    --> src/write.rs:122:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use byteorder::{BigEndian, WriteBytesExt};
[INFO] [stdout]     |                     ^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TagStructure`
[INFO] [stdout]   --> src/structure.rs:53:28
[INFO] [stdout]    |
[INFO] [stdout] 53 |     use common::{TagClass, TagStructure};
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/write.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn write_type(mut w: &mut Write, class: TagClass, structure: TagStructure, id: u64) {
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/write.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn write_length(mut w: &mut Write, length: usize) {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/write.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn write_type(mut w: &mut Write, class: TagClass, structure: TagStructure, id: u64) {
[INFO] [stdout]    |                   ----^
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/write.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn write_length(mut w: &mut Write, length: usize) {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_structure`
[INFO] [stdout]   --> src/structures/sequence.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn into_structure(self) -> structure::StructureTag {
[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: `into_structure`
[INFO] [stdout]   --> src/structures/sequence.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn into_structure(self) -> structure::StructureTag {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/write.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |         super::encode_into(&mut buf, tag.into_structure());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/write.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |         super::encode_into(&mut buf, tag.into_structure());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/write.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         super::encode_into(&mut buf, tag.into_structure());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "adce00f86df86cd0a5cf68b5065c5ad1e51941b3ae4aeb585c86d999daab3f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adce00f86df86cd0a5cf68b5065c5ad1e51941b3ae4aeb585c86d999daab3f5d", kill_on_drop: false }`
[INFO] [stdout] adce00f86df86cd0a5cf68b5065c5ad1e51941b3ae4aeb585c86d999daab3f5d
