[INFO] fetching crate dur 0.4.0...
[INFO] testing dur-0.4.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate dur 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dur 0.4.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dur 0.4.0
[INFO] finished tweaking crates.io crate dur 0.4.0
[INFO] tweaked toml for crates.io crate dur 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bd73e78162bb07931bfb7bfbdd6f932cd201d9c5c2102dd69a83072b615a3ac
[INFO] running `Command { std: "docker" "start" "-a" "8bd73e78162bb07931bfb7bfbdd6f932cd201d9c5c2102dd69a83072b615a3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bd73e78162bb07931bfb7bfbdd6f932cd201d9c5c2102dd69a83072b615a3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd73e78162bb07931bfb7bfbdd6f932cd201d9c5c2102dd69a83072b615a3ac", kill_on_drop: false }`
[INFO] [stdout] 8bd73e78162bb07931bfb7bfbdd6f932cd201d9c5c2102dd69a83072b615a3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a923ca25b4ca63f67c62f833753c1da621687af6188d2e2d873e0662109effc
[INFO] running `Command { std: "docker" "start" "-a" "9a923ca25b4ca63f67c62f833753c1da621687af6188d2e2d873e0662109effc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling rust_decimal v1.34.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling dur v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "9a923ca25b4ca63f67c62f833753c1da621687af6188d2e2d873e0662109effc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a923ca25b4ca63f67c62f833753c1da621687af6188d2e2d873e0662109effc", kill_on_drop: false }`
[INFO] [stdout] 9a923ca25b4ca63f67c62f833753c1da621687af6188d2e2d873e0662109effc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4c8a89bbc2fded62ab49b4d36ed547109328ced3dc23385ad0a75ca99109d90
[INFO] running `Command { std: "docker" "start" "-a" "a4c8a89bbc2fded62ab49b4d36ed547109328ced3dc23385ad0a75ca99109d90", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling dur v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: you need to enable the alloc feature to run tests
[INFO] [stdout]  --> src/tests.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | compile_error!("you need to enable the alloc feature to run tests");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `alloc`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::{
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `alloc`
[INFO] [stdout]   |
[INFO] [stdout]   = help: add `extern crate alloc` to use the `alloc` crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `alloc`
[INFO] [stdout]  --> src/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use alloc::{
[INFO] [stdout]   |     ^^^^^ help: a similar path exists: `core::alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the macro `format`
[INFO] [stdout]   --> src/tests.rs:95:21
[INFO] [stdout]    |
[INFO] [stdout] 95 |         assert_eq!(long, &format!("{b:#}"));
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string` found for struct `Duration` in the current scope
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:62:1
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub struct Duration(u128);
[INFO] [stdout]    | ------------------- method `to_string` not found for this struct
[INFO] [stdout]   --> /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/string.rs:2589:8
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Duration` here
[INFO] [stdout]   --> src/tests.rs:94:24
[INFO] [stdout]    |
[INFO] [stdout] 94 |         assert_eq!(short, &a.to_string());
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 2  + use serde::__private::ToString;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 94 |         assert_eq!(short, &a.to_std());
[INFO] [stdout]    |                              ~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `to_string` found for opaque type `impl Display + core::fmt::Debug + core::marker::Copy` in the current scope
[INFO] [stdout]   --> src/tests.rs:97:32
[INFO] [stdout]    |
[INFO] [stdout] 97 |         let exact = a.format_exact().to_string();
[INFO] [stdout]    |                                      ^^^^^^^^^ method not found in `impl Display + Debug + Copy`
[INFO] [stdout]   --> /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/string.rs:2589:8
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `impl Display + core::fmt::Debug + core::marker::Copy` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 2  + use serde::__private::ToString;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dur` (lib test) due to 7 previous errors
[INFO] running `Command { std: "docker" "inspect" "a4c8a89bbc2fded62ab49b4d36ed547109328ced3dc23385ad0a75ca99109d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c8a89bbc2fded62ab49b4d36ed547109328ced3dc23385ad0a75ca99109d90", kill_on_drop: false }`
[INFO] [stdout] a4c8a89bbc2fded62ab49b4d36ed547109328ced3dc23385ad0a75ca99109d90
