[INFO] updating cached repository https://github.com/rsb007/usereventsourcing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6625e7568a08f79825d546851cc1672707384724
[INFO] checking rsb007/usereventsourcing against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frsb007%2Fusereventsourcing" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rsb007/usereventsourcing on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rsb007/usereventsourcing
[INFO] finished tweaking git repo https://github.com/rsb007/usereventsourcing
[INFO] tweaked toml for git repo https://github.com/rsb007/usereventsourcing written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rsb007/usereventsourcing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2829b6a8f388522e8c82085b44573132158b7e5eb20386c3c403be3000b54af
[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" "c2829b6a8f388522e8c82085b44573132158b7e5eb20386c3c403be3000b54af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2829b6a8f388522e8c82085b44573132158b7e5eb20386c3c403be3000b54af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2829b6a8f388522e8c82085b44573132158b7e5eb20386c3c403be3000b54af", kill_on_drop: false }`
[INFO] [stdout] c2829b6a8f388522e8c82085b44573132158b7e5eb20386c3c403be3000b54af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37bea40ed5924f4bd02870f8f75babf1511df0fc1d521abe3bc52bafba1ad197
[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" "37bea40ed5924f4bd02870f8f75babf1511df0fc1d521abe3bc52bafba1ad197", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking json v0.11.13
[INFO] [stderr]     Checking lz4-compress v0.1.0
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking r2d2 v0.8.3
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking cdrs v2.0.0-beta.3
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking usereventsourcing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `amita` in this scope
[INFO] [stdout]    --> src/main.rs:110:48
[INFO] [stdout]     |
[INFO] [stdout] 110 |     println!("Hello, world! {}",a.create_user(&amita));
[INFO] [stdout]     |                                                ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `amita` in this scope
[INFO] [stdout]    --> src/main.rs:110:48
[INFO] [stdout]     |
[INFO] [stdout] 110 |     println!("Hello, world! {}",a.create_user(&amita));
[INFO] [stdout]     |                                                ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `std::result::Result<std::vec::Vec<UserEvent>, std::string::String>` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> src/main.rs:110:33
[INFO] [stdout]     |
[INFO] [stdout] 110 |     println!("Hello, world! {}",a.create_user(&amita));
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^ `std::result::Result<std::vec::Vec<UserEvent>, std::string::String>` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `std::result::Result<std::vec::Vec<UserEvent>, std::string::String>`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]     = note: required by `std::fmt::Display::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `usereventsourcing`.
[INFO] [stdout] error[E0277]: `std::result::Result<std::vec::Vec<UserEvent>, std::string::String>` doesn't implement `std::fmt::Display`
[INFO] [stdout]    --> src/main.rs:110:33
[INFO] [stdout]     |
[INFO] [stdout] 110 |     println!("Hello, world! {}",a.create_user(&amita));
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^ `std::result::Result<std::vec::Vec<UserEvent>, std::string::String>` cannot be formatted with the default formatter
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::fmt::Display` is not implemented for `std::result::Result<std::vec::Vec<UserEvent>, std::string::String>`
[INFO] [stdout]     = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
[INFO] [stdout]     = note: required by `std::fmt::Display::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "37bea40ed5924f4bd02870f8f75babf1511df0fc1d521abe3bc52bafba1ad197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37bea40ed5924f4bd02870f8f75babf1511df0fc1d521abe3bc52bafba1ad197", kill_on_drop: false }`
[INFO] [stdout] 37bea40ed5924f4bd02870f8f75babf1511df0fc1d521abe3bc52bafba1ad197