[INFO] crate qc 1.0.0 is already in cache
[INFO] testing qc-1.0.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate qc 1.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate qc 1.0.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qc 1.0.0
[INFO] finished tweaking crates.io crate qc 1.0.0
[INFO] tweaked toml for crates.io crate qc 1.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate qc 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94fbfad9c45fa98323bf3cbf15cea7f33cb70c6531c4456381aec80f824bc93b
[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" "94fbfad9c45fa98323bf3cbf15cea7f33cb70c6531c4456381aec80f824bc93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94fbfad9c45fa98323bf3cbf15cea7f33cb70c6531c4456381aec80f824bc93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94fbfad9c45fa98323bf3cbf15cea7f33cb70c6531c4456381aec80f824bc93b", kill_on_drop: false }`
[INFO] [stdout] 94fbfad9c45fa98323bf3cbf15cea7f33cb70c6531c4456381aec80f824bc93b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d6c4a47b693c4a4d75732e138cf924ac33d7a6207cac5e8a66fae6bda8671a
[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" "03d6c4a47b693c4a4d75732e138cf924ac33d7a6207cac5e8a66fae6bda8671a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling qc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.63s
[INFO] running `Command { std: "docker" "inspect" "03d6c4a47b693c4a4d75732e138cf924ac33d7a6207cac5e8a66fae6bda8671a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d6c4a47b693c4a4d75732e138cf924ac33d7a6207cac5e8a66fae6bda8671a", kill_on_drop: false }`
[INFO] [stdout] 03d6c4a47b693c4a4d75732e138cf924ac33d7a6207cac5e8a66fae6bda8671a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a7df347f35102daa9a1841b35193bdb2dd7eeb65a707b4cd52124bce9e852af
[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" "7a7df347f35102daa9a1841b35193bdb2dd7eeb65a707b4cd52124bce9e852af", kill_on_drop: false }`
[INFO] [stderr]    Compiling qc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "7a7df347f35102daa9a1841b35193bdb2dd7eeb65a707b4cd52124bce9e852af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7df347f35102daa9a1841b35193bdb2dd7eeb65a707b4cd52124bce9e852af", kill_on_drop: false }`
[INFO] [stdout] 7a7df347f35102daa9a1841b35193bdb2dd7eeb65a707b4cd52124bce9e852af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ec3fe0572ac76660094d319a4c1de947cf6b14147485c8196111ecd6102a1a7
[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" "7ec3fe0572ac76660094d319a4c1de947cf6b14147485c8196111ecd6102a1a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qc-e58b9b5a1868e80c
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test tests::add_two_args ... ok
[INFO] [stdout] test tests::add_two_mul_two ... ok
[INFO] [stdout] test tests::div_two_args ... ok
[INFO] [stdout] test tests::add_all_three_args ... ok
[INFO] [stdout] test tests::add_underflow ... ok
[INFO] [stdout] test tests::div_all_two_args ... ok
[INFO] [stdout] test tests::add_three_args ... ok
[INFO] [stdout] test tests::add_all_two_args ... ok
[INFO] [stdout] test tests::add_three_mul_two ... ok
[INFO] [stdout] test tests::div_three_args ... ok
[INFO] [stdout] test tests::endian_all_two_args_4_bytes ... ok
[INFO] [stdout] test tests::endian_0 ... ok
[INFO] [stdout] test tests::div_all_three_args ... ok
[INFO] [stdout] test tests::endian_one_args_1 ... ok
[INFO] [stdout] test tests::endian_single_byte_no_op ... ok
[INFO] [stdout] test tests::endian_swap_suffix ... ok
[INFO] [stdout] test tests::lex_blank ... ok
[INFO] [stdout] test tests::lex_args ... ok
[INFO] [stdout] test tests::endian_one_args_0 ... ok
[INFO] [stdout] test tests::lex_empty ... ok
[INFO] [stdout] test tests::lex_word ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_2 ... ok
[INFO] [stdout] test tests::mul_three_args ... ok
[INFO] [stdout] test tests::mul_two_args ... ok
[INFO] [stdout] test tests::pop_empty ... ok
[INFO] [stdout] test tests::sub_all_three_args ... ok
[INFO] [stdout] test tests::sub_all_two_args ... ok
[INFO] [stdout] test tests::sub_three_args ... ok
[INFO] [stdout] test tests::sub_two_args ... ok
[INFO] [stdout] test tests::mul_all_two_args ... ok
[INFO] [stdout] test tests::endian_single_byte ... ok
[INFO] [stdout] test tests::endian_negative_10 ... ok
[INFO] [stdout] test tests::mul_all_three_args ... ok
[INFO] [stdout] test tests::endian_all_two_args_8_bytes_0 ... ok
[INFO] [stdout] test tests::endian_all_two_args_8_bytes_1 ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_1 ... ok
[INFO] [stdout] test tests::endian_one_arg_8_bytes_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ec3fe0572ac76660094d319a4c1de947cf6b14147485c8196111ecd6102a1a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ec3fe0572ac76660094d319a4c1de947cf6b14147485c8196111ecd6102a1a7", kill_on_drop: false }`
[INFO] [stdout] 7ec3fe0572ac76660094d319a4c1de947cf6b14147485c8196111ecd6102a1a7