[INFO] fetching crate medusa 0.3.0...
[INFO] building medusa-0.3.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate medusa 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate medusa 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate medusa 0.3.0
[INFO] tweaked toml for crates.io crate medusa 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate medusa 0.3.0 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] crate crates.io crate medusa 0.3.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a9a0f86cac97e5f26e79c65b7d08b01bcbfae22e6bb7800e3c2ca2267dc2d26
[INFO] running `Command { std: "docker" "start" "-a" "4a9a0f86cac97e5f26e79c65b7d08b01bcbfae22e6bb7800e3c2ca2267dc2d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a9a0f86cac97e5f26e79c65b7d08b01bcbfae22e6bb7800e3c2ca2267dc2d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a9a0f86cac97e5f26e79c65b7d08b01bcbfae22e6bb7800e3c2ca2267dc2d26", kill_on_drop: false }`
[INFO] [stdout] 4a9a0f86cac97e5f26e79c65b7d08b01bcbfae22e6bb7800e3c2ca2267dc2d26
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f6f41a621fb308d8eeb5d894bf99cdf5958d85454535e014ca9d0278aefe3e3
[INFO] running `Command { std: "docker" "start" "-a" "0f6f41a621fb308d8eeb5d894bf99cdf5958d85454535e014ca9d0278aefe3e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling medusa v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "0f6f41a621fb308d8eeb5d894bf99cdf5958d85454535e014ca9d0278aefe3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6f41a621fb308d8eeb5d894bf99cdf5958d85454535e014ca9d0278aefe3e3", kill_on_drop: false }`
[INFO] [stdout] 0f6f41a621fb308d8eeb5d894bf99cdf5958d85454535e014ca9d0278aefe3e3
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48669efc63df3083b1c96c19b363ab4dc6968be7007a17ec28db4b6196964e4
[INFO] running `Command { std: "docker" "start" "-a" "f48669efc63df3083b1c96c19b363ab4dc6968be7007a17ec28db4b6196964e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling medusa v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]  --> examples/functions/mod.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn echo(handler: &Handler, payload: String) {
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]  --> examples/functions/mod.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn show_help(handler: &Handler) {
[INFO] [stdout]   |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]   --> examples/functions/mod.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn get_version(handler: &Handler) {
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]  --> examples/functions/mod.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn echo(handler: &Handler, payload: String) {
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]  --> examples/functions/mod.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn show_help(handler: &Handler) {
[INFO] [stdout]   |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]   --> examples/functions/mod.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn get_version(handler: &Handler) {
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]  --> examples/functions/mod.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn echo(handler: &Handler, payload: String) {
[INFO] [stdout]   |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `show_help` is never used
[INFO] [stdout]  --> examples/functions/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn show_help(handler: &Handler) {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_version` is never used
[INFO] [stdout]   --> examples/functions/mod.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn get_version(handler: &Handler) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_twice` is never used
[INFO] [stdout]   --> examples/functions/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn print_twice(handler: &Handler) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]  --> examples/functions/mod.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn show_help(handler: &Handler) {
[INFO] [stdout]   |                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handler`
[INFO] [stdout]   --> examples/functions/mod.rs:23:20
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn get_version(handler: &Handler) {
[INFO] [stdout]    |                    ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_twice` is never used
[INFO] [stdout]   --> examples/functions/mod.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn print_twice(handler: &Handler) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "f48669efc63df3083b1c96c19b363ab4dc6968be7007a17ec28db4b6196964e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48669efc63df3083b1c96c19b363ab4dc6968be7007a17ec28db4b6196964e4", kill_on_drop: false }`
[INFO] [stdout] f48669efc63df3083b1c96c19b363ab4dc6968be7007a17ec28db4b6196964e4