[INFO] fetching crate icu_plurals 0.1.0...
[INFO] testing icu_plurals-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate icu_plurals 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate icu_plurals 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icu_plurals 0.1.0
[INFO] finished tweaking crates.io crate icu_plurals 0.1.0
[INFO] tweaked toml for crates.io crate icu_plurals 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate icu_plurals 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4f7b3cbb230e847e9d990bb11f2ceb4ffef5e8a7da388bde8b0ed7a94d32aac2
[INFO] running `Command { std: "docker" "start" "-a" "4f7b3cbb230e847e9d990bb11f2ceb4ffef5e8a7da388bde8b0ed7a94d32aac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f7b3cbb230e847e9d990bb11f2ceb4ffef5e8a7da388bde8b0ed7a94d32aac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f7b3cbb230e847e9d990bb11f2ceb4ffef5e8a7da388bde8b0ed7a94d32aac2", kill_on_drop: false }`
[INFO] [stdout] 4f7b3cbb230e847e9d990bb11f2ceb4ffef5e8a7da388bde8b0ed7a94d32aac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1356567f96a2fc539e01fb044045b722cb59eb5631222bf276c745ae9edea4e8
[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" "1356567f96a2fc539e01fb044045b722cb59eb5631222bf276c745ae9edea4e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling fixed_decimal v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling erased-serde v0.3.12
[INFO] [stderr]    Compiling icu_locid v0.1.0
[INFO] [stderr]    Compiling icu_provider v0.1.0
[INFO] [stderr]    Compiling icu_plurals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.49s
[INFO] running `Command { std: "docker" "inspect" "1356567f96a2fc539e01fb044045b722cb59eb5631222bf276c745ae9edea4e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1356567f96a2fc539e01fb044045b722cb59eb5631222bf276c745ae9edea4e8", kill_on_drop: false }`
[INFO] [stdout] 1356567f96a2fc539e01fb044045b722cb59eb5631222bf276c745ae9edea4e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c409a3ae5306c84e03a2b2fdee5c52fa14e6d9aff5e49fd5707e0fad8548c1f
[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" "1c409a3ae5306c84e03a2b2fdee5c52fa14e6d9aff5e49fd5707e0fad8548c1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling icu_locid_macros v0.1.0
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling icu_plurals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `icu_testdata`
[INFO] [stdout]   --> examples/unread_emails.rs:22:20
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let provider = icu_testdata::get_provider();
[INFO] [stdout]    |                    ^^^^^^^^^^^^ use of undeclared crate or module `icu_testdata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `icu_testdata`
[INFO] [stdout]   --> examples/elevator_floors.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let provider = icu_testdata::get_provider();
[INFO] [stdout]    |                    ^^^^^^^^^^^^ use of undeclared crate or module `icu_testdata`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icu_plurals`
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1c409a3ae5306c84e03a2b2fdee5c52fa14e6d9aff5e49fd5707e0fad8548c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c409a3ae5306c84e03a2b2fdee5c52fa14e6d9aff5e49fd5707e0fad8548c1f", kill_on_drop: false }`
[INFO] [stdout] 1c409a3ae5306c84e03a2b2fdee5c52fa14e6d9aff5e49fd5707e0fad8548c1f