[INFO] cloning repository https://github.com/SAPikachu/euphonium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SAPikachu/euphonium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAPikachu%2Feuphonium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAPikachu%2Feuphonium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f8e136b198dfb532060b5c67ad4ab335aac7504
[INFO] checking SAPikachu/euphonium against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSAPikachu%2Feuphonium" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SAPikachu/euphonium on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SAPikachu/euphonium
[INFO] removed path dependency trust-dns from git repo https://github.com/SAPikachu/euphonium
[INFO] removed path dependency trust-dns-proto from git repo https://github.com/SAPikachu/euphonium
[INFO] finished tweaking git repo https://github.com/SAPikachu/euphonium
[INFO] tweaked toml for git repo https://github.com/SAPikachu/euphonium written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/SAPikachu/euphonium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (trust-dns) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (trust-dns-proto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-2/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/dpc/mioco.pre-0.9.git`
[INFO] [stderr]     Updating git repository `https://github.com/sopium/treebitmap.git`
[INFO] [stderr]     Updating git repository `https://github.com/SAPikachu/timebomb.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (trust-dns) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (trust-dns-proto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 888cca5731b845629af136870c9ae83372af009c3142f7247a9c7170cb850472
[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" "888cca5731b845629af136870c9ae83372af009c3142f7247a9c7170cb850472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "888cca5731b845629af136870c9ae83372af009c3142f7247a9c7170cb850472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888cca5731b845629af136870c9ae83372af009c3142f7247a9c7170cb850472", kill_on_drop: false }`
[INFO] [stdout] 888cca5731b845629af136870c9ae83372af009c3142f7247a9c7170cb850472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c40de56a81bea83778aaa28a0f045696e732b2a71f56357c75ec4eb27cd44d6c
[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" "c40de56a81bea83778aaa28a0f045696e732b2a71f56357c75ec4eb27cd44d6c", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: dependency (trust-dns) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (trust-dns-proto) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]     Checking owning_ref v0.2.4
[INFO] [stderr]     Checking slab v0.2.0
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking ipnetwork v0.12.8
[INFO] [stderr]     Checking pnet_base v0.20.0
[INFO] [stderr]     Checking macro-attr v0.2.0
[INFO] [stderr]     Checking data-encoding v1.2.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking treebitmap v0.2.2 (https://github.com/sopium/treebitmap.git#fb5f2235)
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking pnet_sys v0.20.0
[INFO] [stderr]     Checking nix v0.8.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking pnet_datalink v0.20.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling nix v0.6.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking timebomb v0.1.2 (https://github.com/SAPikachu/timebomb.git#3f97bfc3)
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling context v1.0.1
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking mioco v0.8.1 (https://github.com/dpc/mioco.pre-0.9.git?rev=23484def102216b3cfc09af4e3a9b15d622dc77e#23484def)
[INFO] [stderr]     Checking privdrop v0.1.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking euphonium v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `similar_names`
[INFO] [stdout]   --> src/serve.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 | #[allow(similar_names)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `while_let_loop`
[INFO] [stdout]    --> src/resolver.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |     #[allow(while_let_loop)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `similar_names`
[INFO] [stdout]   --> src/serve.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 | #[allow(similar_names)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `similar_names`
[INFO] [stdout]    --> src/recursive.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |     #[allow(similar_names)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `similar_names`
[INFO] [stdout]    --> src/recursive.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |     #[allow(similar_names)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `while_let_loop`
[INFO] [stdout]    --> src/resolver.rs:319:13
[INFO] [stdout]     |
[INFO] [stdout] 319 |     #[allow(while_let_loop)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `similar_names`
[INFO] [stdout]    --> src/recursive.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |     #[allow(similar_names)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `similar_names`
[INFO] [stdout]    --> src/recursive.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |     #[allow(similar_names)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `trust_dns`
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate trust_dns;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `trust_dns`
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate trust_dns;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `euphonium`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c40de56a81bea83778aaa28a0f045696e732b2a71f56357c75ec4eb27cd44d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c40de56a81bea83778aaa28a0f045696e732b2a71f56357c75ec4eb27cd44d6c", kill_on_drop: false }`
[INFO] [stdout] c40de56a81bea83778aaa28a0f045696e732b2a71f56357c75ec4eb27cd44d6c