[INFO] fetching crate display_with_options 0.1.3... [INFO] testing display_with_options-0.1.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate display_with_options 0.1.3 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate display_with_options 0.1.3 [INFO] finished tweaking crates.io crate display_with_options 0.1.3 [INFO] tweaked toml for crates.io crate display_with_options 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate display_with_options 0.1.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 430c58ae363db7b6f5de65998d44e26ea0f669ee217eb8cc46696d5f01c3c144 [INFO] running `Command { std: "docker" "start" "-a" "430c58ae363db7b6f5de65998d44e26ea0f669ee217eb8cc46696d5f01c3c144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "430c58ae363db7b6f5de65998d44e26ea0f669ee217eb8cc46696d5f01c3c144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "430c58ae363db7b6f5de65998d44e26ea0f669ee217eb8cc46696d5f01c3c144", kill_on_drop: false }` [INFO] [stdout] 430c58ae363db7b6f5de65998d44e26ea0f669ee217eb8cc46696d5f01c3c144 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 522f02c62a3dbca60780d0875d20d9b4cf5470e442d6e6f3b0ba917076c5be20 [INFO] running `Command { std: "docker" "start" "-a" "522f02c62a3dbca60780d0875d20d9b4cf5470e442d6e6f3b0ba917076c5be20", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling display_with_options v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "522f02c62a3dbca60780d0875d20d9b4cf5470e442d6e6f3b0ba917076c5be20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "522f02c62a3dbca60780d0875d20d9b4cf5470e442d6e6f3b0ba917076c5be20", kill_on_drop: false }` [INFO] [stdout] 522f02c62a3dbca60780d0875d20d9b4cf5470e442d6e6f3b0ba917076c5be20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8acb376b130bad7718f9b4b56884f38b6a44a56226fb169d6a3629425e3f74f7 [INFO] running `Command { std: "docker" "start" "-a" "8acb376b130bad7718f9b4b56884f38b6a44a56226fb169d6a3629425e3f74f7", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling display_with_options v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "8acb376b130bad7718f9b4b56884f38b6a44a56226fb169d6a3629425e3f74f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8acb376b130bad7718f9b4b56884f38b6a44a56226fb169d6a3629425e3f74f7", kill_on_drop: false }` [INFO] [stdout] 8acb376b130bad7718f9b4b56884f38b6a44a56226fb169d6a3629425e3f74f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 35c63448a070402937dd3dec6469ac9890d0b88e2531030acf2ffebe236fe106 [INFO] running `Command { std: "docker" "start" "-a" "35c63448a070402937dd3dec6469ac9890d0b88e2531030acf2ffebe236fe106", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/display_with_options-6b27a435971e82d7) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::tests::indent_twice ... ok [INFO] [stderr] Doc-tests display_with_options [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 16) stdout ---- [INFO] [stdout] error[E0599]: cannot write into `Vec` [INFO] [stdout] --> src/lib.rs:23:14 [INFO] [stdout] | [INFO] [stdout] 23 | writeln!(dst, "A").unwrap(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1950:7 [INFO] [stdout] | [INFO] [stdout] = note: the method is available for `Vec` here [INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method [INFO] [stdout] --> src/lib.rs:23:14 [INFO] [stdout] | [INFO] [stdout] 23 | writeln!(dst, "A").unwrap(); [INFO] [stdout] | ^^^ [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `Write` which provides `write_fmt` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 16 + use std::io::Write; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Vec: std::fmt::Write` is not satisfied [INFO] [stdout] --> src/lib.rs:25:41 [INFO] [stdout] | [INFO] [stdout] 25 | let mut f = IndentingFormatter::new(&mut dst, " "); [INFO] [stdout] | ^^^^^^^^ the trait `std::fmt::Write` is not implemented for `Vec` [INFO] [stdout] | [INFO] [stdout] = note: required for the cast from `&mut Vec` to `&mut dyn std::fmt::Write` [INFO] [stdout] [INFO] [stdout] error[E0599]: cannot write into `IndentingFormatter<'_, '_>` [INFO] [stdout] --> src/lib.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | writeln!(f, "B").unwrap(); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:210:7 [INFO] [stdout] | [INFO] [stdout] = note: the method is available for `IndentingFormatter<'_, '_>` here [INFO] [stdout] note: must implement `io::Write`, `fmt::Write`, or have a `write_fmt` method [INFO] [stdout] --> src/lib.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | writeln!(f, "B").unwrap(); [INFO] [stdout] | ^ [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `Write` which provides `write_fmt` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 16 + use std::fmt::Write; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 16) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "35c63448a070402937dd3dec6469ac9890d0b88e2531030acf2ffebe236fe106", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35c63448a070402937dd3dec6469ac9890d0b88e2531030acf2ffebe236fe106", kill_on_drop: false }` [INFO] [stdout] 35c63448a070402937dd3dec6469ac9890d0b88e2531030acf2ffebe236fe106