[INFO] fetching crate molt-ng 0.3.2...
[INFO] checking molt-ng-0.3.2 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate molt-ng 0.3.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate molt-ng 0.3.2 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b642b12a71e6acf6da6afe27063fe8f43bfbe4635b927dd3d3205ca47731da4
[INFO] running `Command { std: "docker" "start" "-a" "4b642b12a71e6acf6da6afe27063fe8f43bfbe4635b927dd3d3205ca47731da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b642b12a71e6acf6da6afe27063fe8f43bfbe4635b927dd3d3205ca47731da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b642b12a71e6acf6da6afe27063fe8f43bfbe4635b927dd3d3205ca47731da4", kill_on_drop: false }`
[INFO] [stdout] 4b642b12a71e6acf6da6afe27063fe8f43bfbe4635b927dd3d3205ca47731da4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 985cf4bed51ca713e5fff26cfd584058ca096c420428e91c680d1ba8921a6602
[INFO] running `Command { std: "docker" "start" "-a" "985cf4bed51ca713e5fff26cfd584058ca096c420428e91c680d1ba8921a6602", kill_on_drop: false }`
[INFO] [stderr]     Checking molt-ng v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Interp` is imported redundantly
[INFO] [stdout]   --> src/commands.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use crate::interp::Interp;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | use crate::*;
[INFO] [stdout]    |     -------- the item `Interp` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `util` is imported redundantly
[INFO] [stdout]   --> src/commands.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::util;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 | use crate::*;
[INFO] [stdout]    |     -------- the item `util` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Interp` is imported redundantly
[INFO] [stdout]   --> src/expr.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | use crate::interp::Interp;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 | use crate::*;
[INFO] [stdout]    |     -------- the item `Interp` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `list` is imported redundantly
[INFO] [stdout]   --> src/expr.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use crate::list;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 | use crate::*;
[INFO] [stdout]    |     -------- the item `list` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]    --> src/interp.rs:455:5
[INFO] [stdout]     |
[INFO] [stdout] 454 | use crate::types::*;
[INFO] [stdout]     |     --------------- the item `Value` is already imported here
[INFO] [stdout] 455 | use crate::value::Value;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Value` is imported redundantly
[INFO] [stdout]  --> src/list.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::types::*;
[INFO] [stdout]   |     --------------- the item `Value` is already imported here
[INFO] [stdout] 6 | use crate::value::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `molt_ok` is imported redundantly
[INFO] [stdout]   --> src/test_harness.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |   use crate::molt_ok;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macros.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / macro_rules! molt_ok {
[INFO] [stdout] 44 | |     () => (
[INFO] [stdout] 45 | |         Ok($crate::Value::empty())
[INFO] [stdout] 46 | |     );
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |     )
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_- the item `molt_ok` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Interp` is imported redundantly
[INFO] [stdout]   --> src/commands.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | use crate::interp::Interp;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 | use crate::*;
[INFO] [stdout]    |     -------- the item `Interp` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `util` is imported redundantly
[INFO] [stdout]   --> src/commands.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::util;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 12 | use crate::*;
[INFO] [stdout]    |     -------- the item `util` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `MoltDict` is imported redundantly
[INFO] [stdout]    --> src/dict.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     use super::*;
[INFO] [stdout]     |         -------- the item `MoltDict` is already imported here
[INFO] [stdout] 113 |     use crate::types::MoltDict;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `list` is imported redundantly
[INFO] [stdout]   --> src/expr.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use crate::list;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 11 | use crate::*;
[INFO] [stdout]    |     -------- the item `list` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `molt_ok` is imported redundantly
[INFO] [stdout]   --> src/test_harness.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |   use crate::molt_ok;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macros.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | / macro_rules! molt_ok {
[INFO] [stdout] 44 | |     () => (
[INFO] [stdout] 45 | |         Ok($crate::Value::empty())
[INFO] [stdout] 46 | |     );
[INFO] [stdout] ...  |
[INFO] [stdout] 52 | |     )
[INFO] [stdout] 53 | | }
[INFO] [stdout]    | |_- the item `molt_ok` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromStr` is imported redundantly
[INFO] [stdout]     --> src/value.rs:1203:9
[INFO] [stdout]      |
[INFO] [stdout] 1200 |     use super::*;
[INFO] [stdout]      |         -------- the item `FromStr` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1203 |     use std::str::FromStr;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` 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] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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] error: aborting due to 1 previous error
[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 2 previous errors
[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)]` 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] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "985cf4bed51ca713e5fff26cfd584058ca096c420428e91c680d1ba8921a6602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985cf4bed51ca713e5fff26cfd584058ca096c420428e91c680d1ba8921a6602", kill_on_drop: false }`
[INFO] [stdout] 985cf4bed51ca713e5fff26cfd584058ca096c420428e91c680d1ba8921a6602