[INFO] fetching crate match_err 0.1.9... [INFO] testing match_err-0.1.9 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate match_err 0.1.9 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate match_err 0.1.9 [INFO] finished tweaking crates.io crate match_err 0.1.9 [INFO] tweaked toml for crates.io crate match_err 0.1.9 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate match_err 0.1.9 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.16) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a9945179b2cbc76e4c95f41dc30c37a7b612b513bb789ea2c2aa3b26759e3f1 [INFO] running `Command { std: "docker" "start" "-a" "6a9945179b2cbc76e4c95f41dc30c37a7b612b513bb789ea2c2aa3b26759e3f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a9945179b2cbc76e4c95f41dc30c37a7b612b513bb789ea2c2aa3b26759e3f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a9945179b2cbc76e4c95f41dc30c37a7b612b513bb789ea2c2aa3b26759e3f1", kill_on_drop: false }` [INFO] [stdout] 6a9945179b2cbc76e4c95f41dc30c37a7b612b513bb789ea2c2aa3b26759e3f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ded8f604fe2e6573929a54a72889216dc26bffad19da4f0bd1b72bc9bc84350 [INFO] running `Command { std: "docker" "start" "-a" "8ded8f604fe2e6573929a54a72889216dc26bffad19da4f0bd1b72bc9bc84350", kill_on_drop: false }` [INFO] [stderr] Compiling match_err v0.1.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "8ded8f604fe2e6573929a54a72889216dc26bffad19da4f0bd1b72bc9bc84350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ded8f604fe2e6573929a54a72889216dc26bffad19da4f0bd1b72bc9bc84350", kill_on_drop: false }` [INFO] [stdout] 8ded8f604fe2e6573929a54a72889216dc26bffad19da4f0bd1b72bc9bc84350 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f92431fb0c813c3ebfcfcb7658ff545d81ac350ff0002dac4141b7384fd702ff [INFO] running `Command { std: "docker" "start" "-a" "f92431fb0c813c3ebfcfcb7658ff545d81ac350ff0002dac4141b7384fd702ff", kill_on_drop: false }` [INFO] [stderr] Compiling match_err v0.1.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "f92431fb0c813c3ebfcfcb7658ff545d81ac350ff0002dac4141b7384fd702ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f92431fb0c813c3ebfcfcb7658ff545d81ac350ff0002dac4141b7384fd702ff", kill_on_drop: false }` [INFO] [stdout] f92431fb0c813c3ebfcfcb7658ff545d81ac350ff0002dac4141b7384fd702ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbba9871f0eee747141c13946c6d82e53aa130f69ed75becd504406163118bc6 [INFO] running `Command { std: "docker" "start" "-a" "bbba9871f0eee747141c13946c6d82e53aa130f69ed75becd504406163118bc6", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/match_err-73ba709f4d409913) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests match_err [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - (line 6) ... FAILED [INFO] [stdout] test src/lib.rs - match_err (line 43) ... ok [INFO] [stdout] test src/lib.rs - (line 18) ... ok [INFO] [stdout] test src/lib.rs - match_if_err (line 95) ... ok [INFO] [stdout] test src/lib.rs - assert_error (line 178) ... ok [INFO] [stdout] test src/lib.rs - assert_if_error (line 143) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 6) stdout ---- [INFO] [stdout] error: unexpected `...` [INFO] [stdout] --> src/lib.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 6 | ... [INFO] [stdout] | ^^^ not a valid pattern [INFO] [stdout] | [INFO] [stdout] help: for a rest pattern, use `..` instead of `...` [INFO] [stdout] | [INFO] [stdout] 6 - ... [INFO] [stdout] 6 + .. [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `err` in this scope [INFO] [stdout] --> src/lib.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 3 | if let Err(e) = err { [INFO] [stdout] | ^^^ help: a tuple variant with a similar name exists: `Err` [INFO] [stdout] --> /rustc/b83b707f97d809763b7861afa7638871f3339a33/library/core/src/result.rs:558:5 [INFO] [stdout] | [INFO] [stdout] = note: similarly named tuple variant `Err` defined here [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Error` in this scope [INFO] [stdout] --> src/lib.rs:8:39 [INFO] [stdout] | [INFO] [stdout] 4 | if let Some(e) = e.downcast_ref::() { [INFO] [stdout] | ^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 2 + use std::error::Error; [INFO] [stdout] | [INFO] [stdout] 2 + use std::fmt::Error; [INFO] [stdout] | [INFO] [stdout] 2 + use std::io::Error; [INFO] [stdout] | [INFO] [stdout] 2 + use core::error::Error; [INFO] [stdout] | [INFO] [stdout] = and 2 other candidates [INFO] [stdout] [INFO] [stdout] error: `match` arm with no body [INFO] [stdout] --> src/lib.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 6 | ... [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: add a body after the pattern [INFO] [stdout] | [INFO] [stdout] 6 | ... => { todo!() } [INFO] [stdout] | ++++++++++++++ [INFO] [stdout] [INFO] [stdout] error: `..` patterns are not allowed here [INFO] [stdout] --> src/lib.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 6 | ... [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: only allowed in tuple, tuple struct, and slice patterns [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0425. [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 6) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "bbba9871f0eee747141c13946c6d82e53aa130f69ed75becd504406163118bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbba9871f0eee747141c13946c6d82e53aa130f69ed75becd504406163118bc6", kill_on_drop: false }` [INFO] [stdout] bbba9871f0eee747141c13946c6d82e53aa130f69ed75becd504406163118bc6