[INFO] fetching crate bobascript 0.1.4...
[INFO] testing bobascript-0.1.4 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate bobascript 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bobascript 0.1.4 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bobascript 0.1.4
[INFO] finished tweaking crates.io crate bobascript 0.1.4
[INFO] tweaked toml for crates.io crate bobascript 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ef6ef22431bd3b73bdc61afced60ad6f5b3e6553bae87cfc2d843da2827da73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0ef6ef22431bd3b73bdc61afced60ad6f5b3e6553bae87cfc2d843da2827da73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ef6ef22431bd3b73bdc61afced60ad6f5b3e6553bae87cfc2d843da2827da73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef6ef22431bd3b73bdc61afced60ad6f5b3e6553bae87cfc2d843da2827da73", kill_on_drop: false }`
[INFO] [stdout] 0ef6ef22431bd3b73bdc61afced60ad6f5b3e6553bae87cfc2d843da2827da73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9bf61ac0c0420479548bab973baa653819d6ae2aa079c3b5835fcdc70b4dbb4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f9bf61ac0c0420479548bab973baa653819d6ae2aa079c3b5835fcdc70b4dbb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling siphasher v0.3.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.6
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.2
[INFO] [stderr]    Compiling num_enum v0.5.2
[INFO] [stderr]    Compiling bobascript-parser v0.1.4
[INFO] [stderr]    Compiling bobascript v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `with_scope`
[INFO] [stdout]    --> src/compiler/compiler.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |   pub(super) fn with_scope<F>(&mut self, f: F)
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `end_scope`
[INFO] [stdout]    --> src/compiler/compiler.rs:173:6
[INFO] [stdout]     |
[INFO] [stdout] 173 |   fn end_scope(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.55s
[INFO] running `Command { std: "docker" "inspect" "f9bf61ac0c0420479548bab973baa653819d6ae2aa079c3b5835fcdc70b4dbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9bf61ac0c0420479548bab973baa653819d6ae2aa079c3b5835fcdc70b4dbb4", kill_on_drop: false }`
[INFO] [stdout] f9bf61ac0c0420479548bab973baa653819d6ae2aa079c3b5835fcdc70b4dbb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eca83fd6df8a01188ece6696aae1a0687d5cd5bb449aeb22e8f8fc6cd196968
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3eca83fd6df8a01188ece6696aae1a0687d5cd5bb449aeb22e8f8fc6cd196968", kill_on_drop: false }`
[INFO] [stderr]    Compiling bobascript v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `with_scope`
[INFO] [stdout]    --> src/compiler/compiler.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |   pub(super) fn with_scope<F>(&mut self, f: F)
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `end_scope`
[INFO] [stdout]    --> src/compiler/compiler.rs:173:6
[INFO] [stdout]     |
[INFO] [stdout] 173 |   fn end_scope(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_scope`
[INFO] [stdout]    --> src/compiler/compiler.rs:160:17
[INFO] [stdout]     |
[INFO] [stdout] 160 |   pub(super) fn with_scope<F>(&mut self, f: F)
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `end_scope`
[INFO] [stdout]    --> src/compiler/compiler.rs:173:6
[INFO] [stdout]     |
[INFO] [stdout] 173 |   fn end_scope(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "3eca83fd6df8a01188ece6696aae1a0687d5cd5bb449aeb22e8f8fc6cd196968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eca83fd6df8a01188ece6696aae1a0687d5cd5bb449aeb22e8f8fc6cd196968", kill_on_drop: false }`
[INFO] [stdout] 3eca83fd6df8a01188ece6696aae1a0687d5cd5bb449aeb22e8f8fc6cd196968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1ebb90a6f9dd8482253603592388d68cb258c0b706bb446c3a5131816ab220e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1ebb90a6f9dd8482253603592388d68cb258c0b706bb446c3a5131816ab220e", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `with_scope`
[INFO] [stderr]    --> src/compiler/compiler.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |   pub(super) fn with_scope<F>(&mut self, f: F)
[INFO] [stderr]     |                 ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `end_scope`
[INFO] [stderr]    --> src/compiler/compiler.rs:173:6
[INFO] [stderr]     |
[INFO] [stderr] 173 |   fn end_scope(&mut self) {
[INFO] [stderr]     |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bobascript` (lib) generated 2 warnings
[INFO] [stderr] warning: `bobascript` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bobascript-495cc3a0b4204f29)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests bobascript
[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] [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] running `Command { std: "docker" "inspect" "b1ebb90a6f9dd8482253603592388d68cb258c0b706bb446c3a5131816ab220e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ebb90a6f9dd8482253603592388d68cb258c0b706bb446c3a5131816ab220e", kill_on_drop: false }`
[INFO] [stdout] b1ebb90a6f9dd8482253603592388d68cb258c0b706bb446c3a5131816ab220e