[INFO] fetching crate molt-ng 0.3.2...
[INFO] building molt-ng-0.3.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate molt-ng 0.3.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate molt-ng 0.3.2
[INFO] finished tweaking crates.io crate molt-ng 0.3.2
[INFO] tweaked toml for crates.io crate molt-ng 0.3.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate molt-ng 0.3.2 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.11.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 151c5e5f849f34db0ff43ec1f7929659bbb6a3ddbfe34a86368dff9dbe25654f
[INFO] running `Command { std: "docker" "start" "-a" "151c5e5f849f34db0ff43ec1f7929659bbb6a3ddbfe34a86368dff9dbe25654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "151c5e5f849f34db0ff43ec1f7929659bbb6a3ddbfe34a86368dff9dbe25654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151c5e5f849f34db0ff43ec1f7929659bbb6a3ddbfe34a86368dff9dbe25654f", kill_on_drop: false }`
[INFO] [stdout] 151c5e5f849f34db0ff43ec1f7929659bbb6a3ddbfe34a86368dff9dbe25654f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2c26fdd533167c06918424398fb04df850deef5bf5ae97e81b6e714b49a10b
[INFO] running `Command { std: "docker" "start" "-a" "6b2c26fdd533167c06918424398fb04df850deef5bf5ae97e81b6e714b49a10b", kill_on_drop: false }`
[INFO] [stderr]    Compiling molt-ng v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/util.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 178 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 179 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_any`, `as_any_mut`, and `into_any` are never used
[INFO] [stdout]     --> src/value.rs:1115:8
[INFO] [stdout]      |
[INFO] [stdout] 1114 | trait MoltAny: Any + Display + Debug {
[INFO] [stdout]      |       ------- methods in this trait
[INFO] [stdout] 1115 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 1116 |     fn as_any_mut(&mut self) -> &mut dyn Any;
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 1117 |     fn into_any(self: Box<Self>) -> Box<dyn Any>;
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "6b2c26fdd533167c06918424398fb04df850deef5bf5ae97e81b6e714b49a10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2c26fdd533167c06918424398fb04df850deef5bf5ae97e81b6e714b49a10b", kill_on_drop: false }`
[INFO] [stdout] 6b2c26fdd533167c06918424398fb04df850deef5bf5ae97e81b6e714b49a10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27176a7bf3d88cb0d20057ea588d8ebc2289db1db95e940ca5bc786518092b13
[INFO] running `Command { std: "docker" "start" "-a" "27176a7bf3d88cb0d20057ea588d8ebc2289db1db95e940ca5bc786518092b13", kill_on_drop: false }`
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/util.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 178 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 179 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_any`, `as_any_mut`, and `into_any` are never used
[INFO] [stdout]     --> src/value.rs:1115:8
[INFO] [stdout]      |
[INFO] [stdout] 1114 | trait MoltAny: Any + Display + Debug {
[INFO] [stdout]      |       ------- methods in this trait
[INFO] [stdout] 1115 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 1116 |     fn as_any_mut(&mut self) -> &mut dyn Any;
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 1117 |     fn into_any(self: Box<Self>) -> Box<dyn Any>;
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling molt-ng v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `molt`
[INFO] [stdout]  --> tests/tcl_tests.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate molt;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `molt-ng` (test "tcl_tests") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: method `slice` is never used
[INFO] [stdout]    --> src/util.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub(crate) trait StringUtils {
[INFO] [stdout]     |                  ----------- method in this trait
[INFO] [stdout] 178 |     fn substring(&self, start: usize, len: usize) -> &str;
[INFO] [stdout] 179 |     fn slice(&self, range: impl RangeBounds<usize>) -> &str;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `as_any`, `as_any_mut`, and `into_any` are never used
[INFO] [stdout]     --> src/value.rs:1115:8
[INFO] [stdout]      |
[INFO] [stdout] 1114 | trait MoltAny: Any + Display + Debug {
[INFO] [stdout]      |       ------- methods in this trait
[INFO] [stdout] 1115 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]      |        ^^^^^^
[INFO] [stdout] 1116 |     fn as_any_mut(&mut self) -> &mut dyn Any;
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 1117 |     fn into_any(self: Box<Self>) -> Box<dyn Any>;
[INFO] [stdout]      |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27176a7bf3d88cb0d20057ea588d8ebc2289db1db95e940ca5bc786518092b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27176a7bf3d88cb0d20057ea588d8ebc2289db1db95e940ca5bc786518092b13", kill_on_drop: false }`
[INFO] [stdout] 27176a7bf3d88cb0d20057ea588d8ebc2289db1db95e940ca5bc786518092b13