[INFO] fetching crate edgedb-errors 0.4.1...
[INFO] checking edgedb-errors-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate edgedb-errors 0.4.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate edgedb-errors 0.4.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate edgedb-errors 0.4.1
[INFO] finished tweaking crates.io crate edgedb-errors 0.4.1
[INFO] tweaked toml for crates.io crate edgedb-errors 0.4.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate edgedb-errors 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded miette-derive v5.9.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.60
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded miette v5.9.0
[INFO] [stderr]   Downloaded syn v2.0.18
[INFO] [stderr]   Downloaded tokio v1.28.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38dbd0970d80e6003caf506e59488dd2a258e58084128e6b5feab49d79a74e83
[INFO] running `Command { std: "docker" "start" "-a" "38dbd0970d80e6003caf506e59488dd2a258e58084128e6b5feab49d79a74e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38dbd0970d80e6003caf506e59488dd2a258e58084128e6b5feab49d79a74e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38dbd0970d80e6003caf506e59488dd2a258e58084128e6b5feab49d79a74e83", kill_on_drop: false }`
[INFO] [stdout] 38dbd0970d80e6003caf506e59488dd2a258e58084128e6b5feab49d79a74e83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5f2794d030a32b38e30ab3912d95caa96d49902a1204a906fee05dfc9cd9ccb
[INFO] running `Command { std: "docker" "start" "-a" "d5f2794d030a32b38e30ab3912d95caa96d49902a1204a906fee05dfc9cd9ccb", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking edgedb-errors v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Assert` is never used
[INFO] [stdout]   --> src/error.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | trait Assert: Send + Sync + 'static {}
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Assert` is never used
[INFO] [stdout]   --> src/error.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | trait Assert: Send + Sync + 'static {}
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "d5f2794d030a32b38e30ab3912d95caa96d49902a1204a906fee05dfc9cd9ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f2794d030a32b38e30ab3912d95caa96d49902a1204a906fee05dfc9cd9ccb", kill_on_drop: false }`
[INFO] [stdout] d5f2794d030a32b38e30ab3912d95caa96d49902a1204a906fee05dfc9cd9ccb
[INFO] checking edgedb-errors-0.4.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate edgedb-errors 0.4.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate edgedb-errors 0.4.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate edgedb-errors 0.4.1
[INFO] finished tweaking crates.io crate edgedb-errors 0.4.1
[INFO] tweaked toml for crates.io crate edgedb-errors 0.4.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate edgedb-errors 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10e673f1a70a42da70ad7f154f48a678e3dbf08147e752e5e69fc048359c0a55
[INFO] running `Command { std: "docker" "start" "-a" "10e673f1a70a42da70ad7f154f48a678e3dbf08147e752e5e69fc048359c0a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10e673f1a70a42da70ad7f154f48a678e3dbf08147e752e5e69fc048359c0a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e673f1a70a42da70ad7f154f48a678e3dbf08147e752e5e69fc048359c0a55", kill_on_drop: false }`
[INFO] [stdout] 10e673f1a70a42da70ad7f154f48a678e3dbf08147e752e5e69fc048359c0a55
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec51749ba86c17191da40c83d6b0dd532a82e837cc2becfcc522ca7ac990c9b6
[INFO] running `Command { std: "docker" "start" "-a" "ec51749ba86c17191da40c83d6b0dd532a82e837cc2becfcc522ca7ac990c9b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking edgedb-errors v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Assert` is never used
[INFO] [stdout]   --> src/error.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | trait Assert: Send + Sync + 'static {}
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Assert` is never used
[INFO] [stdout]   --> src/error.rs:56:7
[INFO] [stdout]    |
[INFO] [stdout] 56 | trait Assert: Send + Sync + 'static {}
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "ec51749ba86c17191da40c83d6b0dd532a82e837cc2becfcc522ca7ac990c9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec51749ba86c17191da40c83d6b0dd532a82e837cc2becfcc522ca7ac990c9b6", kill_on_drop: false }`
[INFO] [stdout] ec51749ba86c17191da40c83d6b0dd532a82e837cc2becfcc522ca7ac990c9b6