[INFO] fetching crate yttrium 0.1.0...
[INFO] checking yttrium-0.1.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate yttrium 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate yttrium 0.1.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yttrium 0.1.0
[INFO] finished tweaking crates.io crate yttrium 0.1.0
[INFO] tweaked toml for crates.io crate yttrium 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yttrium_std_selfdelete v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_db_read v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_kick v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_everyone v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_math v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_database_exists v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_role v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_guild v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_ban v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_mention v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_delete v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_user v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_text v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_channel v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_db_write_str v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_hasrole v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_joined v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_parameter v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_rand v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_redirect v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_pin v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_selfreact v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_take v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_sleep v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_trigger v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_attach v0.1.0
[INFO] [stderr]   Downloaded yttrium_std_setnickname v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "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] 0fbfd3e8c749a8253e6415998855d4d3569dc2dc0a51f39d655b45f369856cbe
[INFO] running `Command { std: "docker" "start" "-a" "0fbfd3e8c749a8253e6415998855d4d3569dc2dc0a51f39d655b45f369856cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fbfd3e8c749a8253e6415998855d4d3569dc2dc0a51f39d655b45f369856cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbfd3e8c749a8253e6415998855d4d3569dc2dc0a51f39d655b45f369856cbe", kill_on_drop: false }`
[INFO] [stdout] 0fbfd3e8c749a8253e6415998855d4d3569dc2dc0a51f39d655b45f369856cbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae243aadc0a99d29998e8ac0a7ee6661943bdac0aa1ac9a1645e40f5ec5e835
[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" "fae243aadc0a99d29998e8ac0a7ee6661943bdac0aa1ac9a1645e40f5ec5e835", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.28
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling link-cplusplus v1.0.5
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling cxx v1.0.28
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking ring v0.16.19
[INFO] [stderr]     Checking thread_local v1.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling cxx-build v1.0.28
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.121
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling command_attr v0.3.2
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.28
[INFO] [stderr]    Compiling yttrium_std_math v0.1.0
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stdout] error[E0277]: the trait bound `read_dir::DirEntry: std::sealed::Sealed` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.24/src/fs/read_dir.rs:240:6
[INFO] [stdout]     |
[INFO] [stdout] 240 | impl DirEntryExt for DirEntry {
[INFO] [stdout]     |      ^^^^^^^^^^^ the trait `std::sealed::Sealed` is not implemented for `read_dir::DirEntry`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio`
[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] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: cpp/qalc.cpp:2:10: fatal error: 'libqalculate/Calculator.h' file not found
[INFO] [stderr] warning: #include <libqalculate/Calculator.h>
[INFO] [stderr] warning:          ^~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: 1 error generated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fae243aadc0a99d29998e8ac0a7ee6661943bdac0aa1ac9a1645e40f5ec5e835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae243aadc0a99d29998e8ac0a7ee6661943bdac0aa1ac9a1645e40f5ec5e835", kill_on_drop: false }`
[INFO] [stdout] fae243aadc0a99d29998e8ac0a7ee6661943bdac0aa1ac9a1645e40f5ec5e835